Home / 5,082.26-7,622.24-2,580.91

Finding the Fourth Proportional to 5,082.26, 7,622.24 and 2,580.91

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Solution

The fourth proportional to 5,082.26, 7,622.24 and 2,580.91 is: 3,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.26 : 7,622.24 = 2,580.91 : x
  2. Step 2: Convert to fraction form
    5,082.26/7,622.24 = 2,580.91/x
  3. Step 3: Cross multiply
    5,082.26x = 7,622.24 × 2,580.91
  4. Step 4: Simplify right side
    5,082.26x = 19,672,283.48
  5. Step 5: Solve for x
    x = 19,672,283.48/5,082.26
  6. Step 6: Final answer
    x = 3,870.78

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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.