Home / 5,262.85-7,265.12-3,375.15

Finding the Fourth Proportional to 5,262.85, 7,265.12 and 3,375.15

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Solution

The fourth proportional to 5,262.85, 7,265.12 and 3,375.15 is: 4,659.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.85 : 7,265.12 = 3,375.15 : x
  2. Step 2: Convert to fraction form
    5,262.85/7,265.12 = 3,375.15/x
  3. Step 3: Cross multiply
    5,262.85x = 7,265.12 × 3,375.15
  4. Step 4: Simplify right side
    5,262.85x = 24,520,869.77
  5. Step 5: Solve for x
    x = 24,520,869.77/5,262.85
  6. Step 6: Final answer
    x = 4,659.24

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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.