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Finding the Fourth Proportional to 8,236.75, 11,366.72 and 4,510.75

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Solution

The fourth proportional to 8,236.75, 11,366.72 and 4,510.75 is: 6,224.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.75 : 11,366.72 = 4,510.75 : x
  2. Step 2: Convert to fraction form
    8,236.75/11,366.72 = 4,510.75/x
  3. Step 3: Cross multiply
    8,236.75x = 11,366.72 × 4,510.75
  4. Step 4: Simplify right side
    8,236.75x = 51,272,432.24
  5. Step 5: Solve for x
    x = 51,272,432.24/8,236.75
  6. Step 6: Final answer
    x = 6,224.84

Related Problems

Find fourth proportional to 4,118.38, 5,683.36 and 2,255.38
Half scale
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Double scale
Find fourth proportional to 8,237.75, 11,368.10 and 4,511.75
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.