Home / 6,712.62-9,262.53-3,728.04

Finding the Fourth Proportional to 6,712.62, 9,262.53 and 3,728.04

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Solution

The fourth proportional to 6,712.62, 9,262.53 and 3,728.04 is: 5,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.62 : 9,262.53 = 3,728.04 : x
  2. Step 2: Convert to fraction form
    6,712.62/9,262.53 = 3,728.04/x
  3. Step 3: Cross multiply
    6,712.62x = 9,262.53 × 3,728.04
  4. Step 4: Simplify right side
    6,712.62x = 34,531,082.34
  5. Step 5: Solve for x
    x = 34,531,082.34/6,712.62
  6. Step 6: Final answer
    x = 5,144.20

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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.