Home / 5,057.29-7,587.96-1,772.74

Finding the Fourth Proportional to 5,057.29, 7,587.96 and 1,772.74

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Solution

The fourth proportional to 5,057.29, 7,587.96 and 1,772.74 is: 2,659.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.29 : 7,587.96 = 1,772.74 : x
  2. Step 2: Convert to fraction form
    5,057.29/7,587.96 = 1,772.74/x
  3. Step 3: Cross multiply
    5,057.29x = 7,587.96 × 1,772.74
  4. Step 4: Simplify right side
    5,057.29x = 13,451,480.21
  5. Step 5: Solve for x
    x = 13,451,480.21/5,057.29
  6. Step 6: Final answer
    x = 2,659.82

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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.