Home / 4,965.20-7,452.60-2,502.80

Finding the Fourth Proportional to 4,965.20, 7,452.60 and 2,502.80

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Solution

The fourth proportional to 4,965.20, 7,452.60 and 2,502.80 is: 3,756.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.20 : 7,452.60 = 2,502.80 : x
  2. Step 2: Convert to fraction form
    4,965.20/7,452.60 = 2,502.80/x
  3. Step 3: Cross multiply
    4,965.20x = 7,452.60 × 2,502.80
  4. Step 4: Simplify right side
    4,965.20x = 18,652,367.28
  5. Step 5: Solve for x
    x = 18,652,367.28/4,965.20
  6. Step 6: Final answer
    x = 3,756.62

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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.