Home / 5,001.72-7,502.56-2,082.08

Finding the Fourth Proportional to 5,001.72, 7,502.56 and 2,082.08

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Solution

The fourth proportional to 5,001.72, 7,502.56 and 2,082.08 is: 3,123.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.72 : 7,502.56 = 2,082.08 : x
  2. Step 2: Convert to fraction form
    5,001.72/7,502.56 = 2,082.08/x
  3. Step 3: Cross multiply
    5,001.72x = 7,502.56 × 2,082.08
  4. Step 4: Simplify right side
    5,001.72x = 15,620,930.12
  5. Step 5: Solve for x
    x = 15,620,930.12/5,001.72
  6. Step 6: Final answer
    x = 3,123.11

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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.