Home / 3,948.14-5,922.32-1,352.90

Finding the Fourth Proportional to 3,948.14, 5,922.32 and 1,352.90

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Solution

The fourth proportional to 3,948.14, 5,922.32 and 1,352.90 is: 2,029.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948.14 : 5,922.32 = 1,352.90 : x
  2. Step 2: Convert to fraction form
    3,948.14/5,922.32 = 1,352.90/x
  3. Step 3: Cross multiply
    3,948.14x = 5,922.32 × 1,352.90
  4. Step 4: Simplify right side
    3,948.14x = 8,012,314.77
  5. Step 5: Solve for x
    x = 8,012,314.77/3,948.14
  6. Step 6: Final answer
    x = 2,029.39

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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.