Home / 3,724.14-5,587.20-1,127.16

Finding the Fourth Proportional to 3,724.14, 5,587.20 and 1,127.16

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Solution

The fourth proportional to 3,724.14, 5,587.20 and 1,127.16 is: 1,691.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.14 : 5,587.20 = 1,127.16 : x
  2. Step 2: Convert to fraction form
    3,724.14/5,587.20 = 1,127.16/x
  3. Step 3: Cross multiply
    3,724.14x = 5,587.20 × 1,127.16
  4. Step 4: Simplify right side
    3,724.14x = 6,297,668.35
  5. Step 5: Solve for x
    x = 6,297,668.35/3,724.14
  6. Step 6: Final answer
    x = 1,691.04

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1.5x scale

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.