Home / 4,032.72-5,565.33-2,540.43

Finding the Fourth Proportional to 4,032.72, 5,565.33 and 2,540.43

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Solution

The fourth proportional to 4,032.72, 5,565.33 and 2,540.43 is: 3,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,032.72 : 5,565.33 = 2,540.43 : x
  2. Step 2: Convert to fraction form
    4,032.72/5,565.33 = 2,540.43/x
  3. Step 3: Cross multiply
    4,032.72x = 5,565.33 × 2,540.43
  4. Step 4: Simplify right side
    4,032.72x = 14,138,331.29
  5. Step 5: Solve for x
    x = 14,138,331.29/4,032.72
  6. Step 6: Final answer
    x = 3,505.90

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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.