Home / 6,925.43-9,557.06-3,781.62

Finding the Fourth Proportional to 6,925.43, 9,557.06 and 3,781.62

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Solution

The fourth proportional to 6,925.43, 9,557.06 and 3,781.62 is: 5,218.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.43 : 9,557.06 = 3,781.62 : x
  2. Step 2: Convert to fraction form
    6,925.43/9,557.06 = 3,781.62/x
  3. Step 3: Cross multiply
    6,925.43x = 9,557.06 × 3,781.62
  4. Step 4: Simplify right side
    6,925.43x = 36,141,182.24
  5. Step 5: Solve for x
    x = 36,141,182.24/6,925.43
  6. Step 6: Final answer
    x = 5,218.62

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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.