Home / 2,617.92-3,925.91-1,057.08

Finding the Fourth Proportional to 2,617.92, 3,925.91 and 1,057.08

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Solution

The fourth proportional to 2,617.92, 3,925.91 and 1,057.08 is: 1,585.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617.92 : 3,925.91 = 1,057.08 : x
  2. Step 2: Convert to fraction form
    2,617.92/3,925.91 = 1,057.08/x
  3. Step 3: Cross multiply
    2,617.92x = 3,925.91 × 1,057.08
  4. Step 4: Simplify right side
    2,617.92x = 4,149,995.66
  5. Step 5: Solve for x
    x = 4,149,995.66/2,617.92
  6. Step 6: Final answer
    x = 1,585.23

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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.