Home / 7,629.24-11,442.01-2,082.61

Finding the Fourth Proportional to 7,629.24, 11,442.01 and 2,082.61

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Solution

The fourth proportional to 7,629.24, 11,442.01 and 2,082.61 is: 3,123.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.24 : 11,442.01 = 2,082.61 : x
  2. Step 2: Convert to fraction form
    7,629.24/11,442.01 = 2,082.61/x
  3. Step 3: Cross multiply
    7,629.24x = 11,442.01 × 2,082.61
  4. Step 4: Simplify right side
    7,629.24x = 23,829,244.45
  5. Step 5: Solve for x
    x = 23,829,244.45/7,629.24
  6. Step 6: Final answer
    x = 3,123.41

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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.