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Finding the Fourth Proportional to 6,500.28, 9,750.42 and 2,340.84

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Solution

The fourth proportional to 6,500.28, 9,750.42 and 2,340.84 is: 3,511.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,500.28 : 9,750.42 = 2,340.84 : x
  2. Step 2: Convert to fraction form
    6,500.28/9,750.42 = 2,340.84/x
  3. Step 3: Cross multiply
    6,500.28x = 9,750.42 × 2,340.84
  4. Step 4: Simplify right side
    6,500.28x = 22,824,173.15
  5. Step 5: Solve for x
    x = 22,824,173.15/6,500.28
  6. Step 6: Final answer
    x = 3,511.26

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.