Home / 10,113.67-15,167.61-3,450.04

Finding the Fourth Proportional to 10,113.67, 15,167.61 and 3,450.04

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Solution

The fourth proportional to 10,113.67, 15,167.61 and 3,450.04 is: 5,174.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113.67 : 15,167.61 = 3,450.04 : x
  2. Step 2: Convert to fraction form
    10,113.67/15,167.61 = 3,450.04/x
  3. Step 3: Cross multiply
    10,113.67x = 15,167.61 × 3,450.04
  4. Step 4: Simplify right side
    10,113.67x = 52,328,861.20
  5. Step 5: Solve for x
    x = 52,328,861.20/10,113.67
  6. Step 6: Final answer
    x = 5,174.07

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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.