Home / 3,724.12-5,586.18-1,127.44

Finding the Fourth Proportional to 3,724.12, 5,586.18 and 1,127.44

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Solution

The fourth proportional to 3,724.12, 5,586.18 and 1,127.44 is: 1,691.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.12 : 5,586.18 = 1,127.44 : x
  2. Step 2: Convert to fraction form
    3,724.12/5,586.18 = 1,127.44/x
  3. Step 3: Cross multiply
    3,724.12x = 5,586.18 × 1,127.44
  4. Step 4: Simplify right side
    3,724.12x = 6,298,082.78
  5. Step 5: Solve for x
    x = 6,298,082.78/3,724.12
  6. Step 6: Final answer
    x = 1,691.16

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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.