Home / 8,931.54-13,395.49-3,382.97

Finding the Fourth Proportional to 8,931.54, 13,395.49 and 3,382.97

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Solution

The fourth proportional to 8,931.54, 13,395.49 and 3,382.97 is: 5,073.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.54 : 13,395.49 = 3,382.97 : x
  2. Step 2: Convert to fraction form
    8,931.54/13,395.49 = 3,382.97/x
  3. Step 3: Cross multiply
    8,931.54x = 13,395.49 × 3,382.97
  4. Step 4: Simplify right side
    8,931.54x = 45,316,565.84
  5. Step 5: Solve for x
    x = 45,316,565.84/8,931.54
  6. Step 6: Final answer
    x = 5,073.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.