Home / 3,617.71-5,426.97-1,151.96

Finding the Fourth Proportional to 3,617.71, 5,426.97 and 1,151.96

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Solution

The fourth proportional to 3,617.71, 5,426.97 and 1,151.96 is: 1,728.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.71 : 5,426.97 = 1,151.96 : x
  2. Step 2: Convert to fraction form
    3,617.71/5,426.97 = 1,151.96/x
  3. Step 3: Cross multiply
    3,617.71x = 5,426.97 × 1,151.96
  4. Step 4: Simplify right side
    3,617.71x = 6,251,619.47
  5. Step 5: Solve for x
    x = 6,251,619.47/3,617.71
  6. Step 6: Final answer
    x = 1,728.06

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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.