Home / 11,366.10-15,687.39-6,892.29

Finding the Fourth Proportional to 11,366.10, 15,687.39 and 6,892.29

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Solution

The fourth proportional to 11,366.10, 15,687.39 and 6,892.29 is: 9,512.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,366.10 : 15,687.39 = 6,892.29 : x
  2. Step 2: Convert to fraction form
    11,366.10/15,687.39 = 6,892.29/x
  3. Step 3: Cross multiply
    11,366.10x = 15,687.39 × 6,892.29
  4. Step 4: Simplify right side
    11,366.10x = 108,122,041.22
  5. Step 5: Solve for x
    x = 108,122,041.22/11,366.10
  6. Step 6: Final answer
    x = 9,512.68

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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.