Home / 6,925.52-9,557.19-3,781.71

Finding the Fourth Proportional to 6,925.52, 9,557.19 and 3,781.71

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Solution

The fourth proportional to 6,925.52, 9,557.19 and 3,781.71 is: 5,218.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.52 : 9,557.19 = 3,781.71 : x
  2. Step 2: Convert to fraction form
    6,925.52/9,557.19 = 3,781.71/x
  3. Step 3: Cross multiply
    6,925.52x = 9,557.19 × 3,781.71
  4. Step 4: Simplify right side
    6,925.52x = 36,142,520.99
  5. Step 5: Solve for x
    x = 36,142,520.99/6,925.52
  6. Step 6: Final answer
    x = 5,218.74

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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.