Home / 3,715.30-5,572.26-1,865.92

Finding the Fourth Proportional to 3,715.30, 5,572.26 and 1,865.92

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Solution

The fourth proportional to 3,715.30, 5,572.26 and 1,865.92 is: 2,798.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.30 : 5,572.26 = 1,865.92 : x
  2. Step 2: Convert to fraction form
    3,715.30/5,572.26 = 1,865.92/x
  3. Step 3: Cross multiply
    3,715.30x = 5,572.26 × 1,865.92
  4. Step 4: Simplify right side
    3,715.30x = 10,397,391.38
  5. Step 5: Solve for x
    x = 10,397,391.38/3,715.30
  6. Step 6: Final answer
    x = 2,798.53

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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.