Home / 10,861.08-16,292.91-3,839.65

Finding the Fourth Proportional to 10,861.08, 16,292.91 and 3,839.65

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Solution

The fourth proportional to 10,861.08, 16,292.91 and 3,839.65 is: 5,759.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861.08 : 16,292.91 = 3,839.65 : x
  2. Step 2: Convert to fraction form
    10,861.08/16,292.91 = 3,839.65/x
  3. Step 3: Cross multiply
    10,861.08x = 16,292.91 × 3,839.65
  4. Step 4: Simplify right side
    10,861.08x = 62,559,031.15
  5. Step 5: Solve for x
    x = 62,559,031.15/10,861.08
  6. Step 6: Final answer
    x = 5,759.93

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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.