Home / 9,932.31-13,706.67-5,456.11

Finding the Fourth Proportional to 9,932.31, 13,706.67 and 5,456.11

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Solution

The fourth proportional to 9,932.31, 13,706.67 and 5,456.11 is: 7,529.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,932.31 : 13,706.67 = 5,456.11 : x
  2. Step 2: Convert to fraction form
    9,932.31/13,706.67 = 5,456.11/x
  3. Step 3: Cross multiply
    9,932.31x = 13,706.67 × 5,456.11
  4. Step 4: Simplify right side
    9,932.31x = 74,785,071.97
  5. Step 5: Solve for x
    x = 74,785,071.97/9,932.31
  6. Step 6: Final answer
    x = 7,529.47

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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.