Home / 3,452.80-4,767.21-2,654.72

Finding the Fourth Proportional to 3,452.80, 4,767.21 and 2,654.72

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Solution

The fourth proportional to 3,452.80, 4,767.21 and 2,654.72 is: 3,665.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.80 : 4,767.21 = 2,654.72 : x
  2. Step 2: Convert to fraction form
    3,452.80/4,767.21 = 2,654.72/x
  3. Step 3: Cross multiply
    3,452.80x = 4,767.21 × 2,654.72
  4. Step 4: Simplify right side
    3,452.80x = 12,655,607.73
  5. Step 5: Solve for x
    x = 12,655,607.73/3,452.80
  6. Step 6: Final answer
    x = 3,665.32

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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.