Home / 3,983.19-5,975.64-1,517.55

Finding the Fourth Proportional to 3,983.19, 5,975.64 and 1,517.55

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Solution

The fourth proportional to 3,983.19, 5,975.64 and 1,517.55 is: 2,276.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.19 : 5,975.64 = 1,517.55 : x
  2. Step 2: Convert to fraction form
    3,983.19/5,975.64 = 1,517.55/x
  3. Step 3: Cross multiply
    3,983.19x = 5,975.64 × 1,517.55
  4. Step 4: Simplify right side
    3,983.19x = 9,068,332.48
  5. Step 5: Solve for x
    x = 9,068,332.48/3,983.19
  6. Step 6: Final answer
    x = 2,276.65

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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.