Home / 9,231.13-13,849.13-2,657.85

Finding the Fourth Proportional to 9,231.13, 13,849.13 and 2,657.85

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Solution

The fourth proportional to 9,231.13, 13,849.13 and 2,657.85 is: 3,987.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.13 : 13,849.13 = 2,657.85 : x
  2. Step 2: Convert to fraction form
    9,231.13/13,849.13 = 2,657.85/x
  3. Step 3: Cross multiply
    9,231.13x = 13,849.13 × 2,657.85
  4. Step 4: Simplify right side
    9,231.13x = 36,808,910.17
  5. Step 5: Solve for x
    x = 36,808,910.17/9,231.13
  6. Step 6: Final answer
    x = 3,987.48

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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.