Home / 8,074.76-12,101.20-5,716.44

Finding the Fourth Proportional to 8,074.76, 12,101.20 and 5,716.44

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Solution

The fourth proportional to 8,074.76, 12,101.20 and 5,716.44 is: 8,566.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.76 : 12,101.20 = 5,716.44 : x
  2. Step 2: Convert to fraction form
    8,074.76/12,101.20 = 5,716.44/x
  3. Step 3: Cross multiply
    8,074.76x = 12,101.20 × 5,716.44
  4. Step 4: Simplify right side
    8,074.76x = 69,175,769.44
  5. Step 5: Solve for x
    x = 69,175,769.44/8,074.76
  6. Step 6: Final answer
    x = 8,566.92

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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.