Home / 3,898.52-5,847.40-1,301.12

Finding the Fourth Proportional to 3,898.52, 5,847.40 and 1,301.12

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Solution

The fourth proportional to 3,898.52, 5,847.40 and 1,301.12 is: 1,951.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898.52 : 5,847.40 = 1,301.12 : x
  2. Step 2: Convert to fraction form
    3,898.52/5,847.40 = 1,301.12/x
  3. Step 3: Cross multiply
    3,898.52x = 5,847.40 × 1,301.12
  4. Step 4: Simplify right side
    3,898.52x = 7,608,169.09
  5. Step 5: Solve for x
    x = 7,608,169.09/3,898.52
  6. Step 6: Final answer
    x = 1,951.55

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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.