Home / 10,472.85-15,710.96-3,450.83

Finding the Fourth Proportional to 10,472.85, 15,710.96 and 3,450.83

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Solution

The fourth proportional to 10,472.85, 15,710.96 and 3,450.83 is: 5,176.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,472.85 : 15,710.96 = 3,450.83 : x
  2. Step 2: Convert to fraction form
    10,472.85/15,710.96 = 3,450.83/x
  3. Step 3: Cross multiply
    10,472.85x = 15,710.96 × 3,450.83
  4. Step 4: Simplify right side
    10,472.85x = 54,215,782.17
  5. Step 5: Solve for x
    x = 54,215,782.17/10,472.85
  6. Step 6: Final answer
    x = 5,176.79

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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.