Home / 3,934.13-5,901.21-1,337.09

Finding the Fourth Proportional to 3,934.13, 5,901.21 and 1,337.09

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Solution

The fourth proportional to 3,934.13, 5,901.21 and 1,337.09 is: 2,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.13 : 5,901.21 = 1,337.09 : x
  2. Step 2: Convert to fraction form
    3,934.13/5,901.21 = 1,337.09/x
  3. Step 3: Cross multiply
    3,934.13x = 5,901.21 × 1,337.09
  4. Step 4: Simplify right side
    3,934.13x = 7,890,419.37
  5. Step 5: Solve for x
    x = 7,890,419.37/3,934.13
  6. Step 6: Final answer
    x = 2,005.64

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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.