Home / 4,151.64-5,731.92-2,581.86

Finding the Fourth Proportional to 4,151.64, 5,731.92 and 2,581.86

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Solution

The fourth proportional to 4,151.64, 5,731.92 and 2,581.86 is: 3,564.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.64 : 5,731.92 = 2,581.86 : x
  2. Step 2: Convert to fraction form
    4,151.64/5,731.92 = 2,581.86/x
  3. Step 3: Cross multiply
    4,151.64x = 5,731.92 × 2,581.86
  4. Step 4: Simplify right side
    4,151.64x = 14,799,014.97
  5. Step 5: Solve for x
    x = 14,799,014.97/4,151.64
  6. Step 6: Final answer
    x = 3,564.62

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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.