Home / 3,948.19-5,922.28-2,488.37

Finding the Fourth Proportional to 3,948.19, 5,922.28 and 2,488.37

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Solution

The fourth proportional to 3,948.19, 5,922.28 and 2,488.37 is: 3,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948.19 : 5,922.28 = 2,488.37 : x
  2. Step 2: Convert to fraction form
    3,948.19/5,922.28 = 2,488.37/x
  3. Step 3: Cross multiply
    3,948.19x = 5,922.28 × 2,488.37
  4. Step 4: Simplify right side
    3,948.19x = 14,736,797.38
  5. Step 5: Solve for x
    x = 14,736,797.38/3,948.19
  6. Step 6: Final answer
    x = 3,732.55

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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.