Home / 3,934.98-5,902.44-1,013.28

Finding the Fourth Proportional to 3,934.98, 5,902.44 and 1,013.28

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Solution

The fourth proportional to 3,934.98, 5,902.44 and 1,013.28 is: 1,519.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.98 : 5,902.44 = 1,013.28 : x
  2. Step 2: Convert to fraction form
    3,934.98/5,902.44 = 1,013.28/x
  3. Step 3: Cross multiply
    3,934.98x = 5,902.44 × 1,013.28
  4. Step 4: Simplify right side
    3,934.98x = 5,980,824.40
  5. Step 5: Solve for x
    x = 5,980,824.40/3,934.98
  6. Step 6: Final answer
    x = 1,519.91

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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.