Home / 6,839.73-10,251.36-3,136.86

Finding the Fourth Proportional to 6,839.73, 10,251.36 and 3,136.86

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Solution

The fourth proportional to 6,839.73, 10,251.36 and 3,136.86 is: 4,701.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.73 : 10,251.36 = 3,136.86 : x
  2. Step 2: Convert to fraction form
    6,839.73/10,251.36 = 3,136.86/x
  3. Step 3: Cross multiply
    6,839.73x = 10,251.36 × 3,136.86
  4. Step 4: Simplify right side
    6,839.73x = 32,157,081.13
  5. Step 5: Solve for x
    x = 32,157,081.13/6,839.73
  6. Step 6: Final answer
    x = 4,701.51

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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.