Home / 3,934.87-5,902.65-1,013.17

Finding the Fourth Proportional to 3,934.87, 5,902.65 and 1,013.17

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Solution

The fourth proportional to 3,934.87, 5,902.65 and 1,013.17 is: 1,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.87 : 5,902.65 = 1,013.17 : x
  2. Step 2: Convert to fraction form
    3,934.87/5,902.65 = 1,013.17/x
  3. Step 3: Cross multiply
    3,934.87x = 5,902.65 × 1,013.17
  4. Step 4: Simplify right side
    3,934.87x = 5,980,387.90
  5. Step 5: Solve for x
    x = 5,980,387.90/3,934.87
  6. Step 6: Final answer
    x = 1,519.84

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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.