Home / 10,553.72-14,565.64-6,077.02

Finding the Fourth Proportional to 10,553.72, 14,565.64 and 6,077.02

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Solution

The fourth proportional to 10,553.72, 14,565.64 and 6,077.02 is: 8,387.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.72 : 14,565.64 = 6,077.02 : x
  2. Step 2: Convert to fraction form
    10,553.72/14,565.64 = 6,077.02/x
  3. Step 3: Cross multiply
    10,553.72x = 14,565.64 × 6,077.02
  4. Step 4: Simplify right side
    10,553.72x = 88,515,685.59
  5. Step 5: Solve for x
    x = 88,515,685.59/10,553.72
  6. Step 6: Final answer
    x = 8,387.16

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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.