Home / 11,069.18-15,294.92-8,849.37

Finding the Fourth Proportional to 11,069.18, 15,294.92 and 8,849.37

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Solution

The fourth proportional to 11,069.18, 15,294.92 and 8,849.37 is: 12,227.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,069.18 : 15,294.92 = 8,849.37 : x
  2. Step 2: Convert to fraction form
    11,069.18/15,294.92 = 8,849.37/x
  3. Step 3: Cross multiply
    11,069.18x = 15,294.92 × 8,849.37
  4. Step 4: Simplify right side
    11,069.18x = 135,350,361.95
  5. Step 5: Solve for x
    x = 135,350,361.95/11,069.18
  6. Step 6: Final answer
    x = 12,227.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.