Home / 7,508.20-10,361.14-5,358.68

Finding the Fourth Proportional to 7,508.20, 10,361.14 and 5,358.68

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Solution

The fourth proportional to 7,508.20, 10,361.14 and 5,358.68 is: 7,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.20 : 10,361.14 = 5,358.68 : x
  2. Step 2: Convert to fraction form
    7,508.20/10,361.14 = 5,358.68/x
  3. Step 3: Cross multiply
    7,508.20x = 10,361.14 × 5,358.68
  4. Step 4: Simplify right side
    7,508.20x = 55,522,033.70
  5. Step 5: Solve for x
    x = 55,522,033.70/7,508.20
  6. Step 6: Final answer
    x = 7,394.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.