Home / 7,175.52-10,761.60-3,281.04

Finding the Fourth Proportional to 7,175.52, 10,761.60 and 3,281.04

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Solution

The fourth proportional to 7,175.52, 10,761.60 and 3,281.04 is: 4,920.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175.52 : 10,761.60 = 3,281.04 : x
  2. Step 2: Convert to fraction form
    7,175.52/10,761.60 = 3,281.04/x
  3. Step 3: Cross multiply
    7,175.52x = 10,761.60 × 3,281.04
  4. Step 4: Simplify right side
    7,175.52x = 35,309,240.06
  5. Step 5: Solve for x
    x = 35,309,240.06/7,175.52
  6. Step 6: Final answer
    x = 4,920.79

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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.