Home / 10,603.23-15,912.13-3,677.73

Finding the Fourth Proportional to 10,603.23, 15,912.13 and 3,677.73

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Solution

The fourth proportional to 10,603.23, 15,912.13 and 3,677.73 is: 5,519.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,603.23 : 15,912.13 = 3,677.73 : x
  2. Step 2: Convert to fraction form
    10,603.23/15,912.13 = 3,677.73/x
  3. Step 3: Cross multiply
    10,603.23x = 15,912.13 × 3,677.73
  4. Step 4: Simplify right side
    10,603.23x = 58,520,419.92
  5. Step 5: Solve for x
    x = 58,520,419.92/10,603.23
  6. Step 6: Final answer
    x = 5,519.12

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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.