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Finding the Fourth Proportional to 9,273.17, 12,792.38 and 8,606.13

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Solution

The fourth proportional to 9,273.17, 12,792.38 and 8,606.13 is: 11,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.17 : 12,792.38 = 8,606.13 : x
  2. Step 2: Convert to fraction form
    9,273.17/12,792.38 = 8,606.13/x
  3. Step 3: Cross multiply
    9,273.17x = 12,792.38 × 8,606.13
  4. Step 4: Simplify right side
    9,273.17x = 110,092,842.26
  5. Step 5: Solve for x
    x = 110,092,842.26/9,273.17
  6. Step 6: Final answer
    x = 11,872.20

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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.