Home / 8,883.28-12,254.07-6,190.23

Finding the Fourth Proportional to 8,883.28, 12,254.07 and 6,190.23

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Solution

The fourth proportional to 8,883.28, 12,254.07 and 6,190.23 is: 8,539.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.28 : 12,254.07 = 6,190.23 : x
  2. Step 2: Convert to fraction form
    8,883.28/12,254.07 = 6,190.23/x
  3. Step 3: Cross multiply
    8,883.28x = 12,254.07 × 6,190.23
  4. Step 4: Simplify right side
    8,883.28x = 75,855,511.74
  5. Step 5: Solve for x
    x = 75,855,511.74/8,883.28
  6. Step 6: Final answer
    x = 8,539.13

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.