Home / 10,414.82-15,619.80-4,862.90

Finding the Fourth Proportional to 10,414.82, 15,619.80 and 4,862.90

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Solution

The fourth proportional to 10,414.82, 15,619.80 and 4,862.90 is: 7,293.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.82 : 15,619.80 = 4,862.90 : x
  2. Step 2: Convert to fraction form
    10,414.82/15,619.80 = 4,862.90/x
  3. Step 3: Cross multiply
    10,414.82x = 15,619.80 × 4,862.90
  4. Step 4: Simplify right side
    10,414.82x = 75,957,525.42
  5. Step 5: Solve for x
    x = 75,957,525.42/10,414.82
  6. Step 6: Final answer
    x = 7,293.22

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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.