Home / 7,524.28-11,281.96-3,080.62

Finding the Fourth Proportional to 7,524.28, 11,281.96 and 3,080.62

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Solution

The fourth proportional to 7,524.28, 11,281.96 and 3,080.62 is: 4,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.28 : 11,281.96 = 3,080.62 : x
  2. Step 2: Convert to fraction form
    7,524.28/11,281.96 = 3,080.62/x
  3. Step 3: Cross multiply
    7,524.28x = 11,281.96 × 3,080.62
  4. Step 4: Simplify right side
    7,524.28x = 34,755,431.62
  5. Step 5: Solve for x
    x = 34,755,431.62/7,524.28
  6. Step 6: Final answer
    x = 4,619.10

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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.