Home / 11,892.31-16,411.15-6,587.17

Finding the Fourth Proportional to 11,892.31, 16,411.15 and 6,587.17

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Solution

The fourth proportional to 11,892.31, 16,411.15 and 6,587.17 is: 9,090.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892.31 : 16,411.15 = 6,587.17 : x
  2. Step 2: Convert to fraction form
    11,892.31/16,411.15 = 6,587.17/x
  3. Step 3: Cross multiply
    11,892.31x = 16,411.15 × 6,587.17
  4. Step 4: Simplify right side
    11,892.31x = 108,103,034.95
  5. Step 5: Solve for x
    x = 108,103,034.95/11,892.31
  6. Step 6: Final answer
    x = 9,090.16

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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.