Home / 10,264.24-15,390.56-3,242.95

Finding the Fourth Proportional to 10,264.24, 15,390.56 and 3,242.95

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Solution

The fourth proportional to 10,264.24, 15,390.56 and 3,242.95 is: 4,862.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,264.24 : 15,390.56 = 3,242.95 : x
  2. Step 2: Convert to fraction form
    10,264.24/15,390.56 = 3,242.95/x
  3. Step 3: Cross multiply
    10,264.24x = 15,390.56 × 3,242.95
  4. Step 4: Simplify right side
    10,264.24x = 49,910,816.55
  5. Step 5: Solve for x
    x = 49,910,816.55/10,264.24
  6. Step 6: Final answer
    x = 4,862.59

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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.