Home / 4,297.60-6,452.40-2,747.20

Finding the Fourth Proportional to 4,297.60, 6,452.40 and 2,747.20

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Solution

The fourth proportional to 4,297.60, 6,452.40 and 2,747.20 is: 4,124.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.60 : 6,452.40 = 2,747.20 : x
  2. Step 2: Convert to fraction form
    4,297.60/6,452.40 = 2,747.20/x
  3. Step 3: Cross multiply
    4,297.60x = 6,452.40 × 2,747.20
  4. Step 4: Simplify right side
    4,297.60x = 17,726,033.28
  5. Step 5: Solve for x
    x = 17,726,033.28/4,297.60
  6. Step 6: Final answer
    x = 4,124.64

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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.