Home / 10,876.13-16,314.20-2,668.13

Finding the Fourth Proportional to 10,876.13, 16,314.20 and 2,668.13

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Solution

The fourth proportional to 10,876.13, 16,314.20 and 2,668.13 is: 4,002.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876.13 : 16,314.20 = 2,668.13 : x
  2. Step 2: Convert to fraction form
    10,876.13/16,314.20 = 2,668.13/x
  3. Step 3: Cross multiply
    10,876.13x = 16,314.20 × 2,668.13
  4. Step 4: Simplify right side
    10,876.13x = 43,528,311.53
  5. Step 5: Solve for x
    x = 43,528,311.53/10,876.13
  6. Step 6: Final answer
    x = 4,002.19

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1.5x scale

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.