Home / 5,015-7,517.52-3,367.76

Finding the Fourth Proportional to 5,015, 7,517.52 and 3,367.76

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Solution

The fourth proportional to 5,015, 7,517.52 and 3,367.76 is: 5,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015 : 7,517.52 = 3,367.76 : x
  2. Step 2: Convert to fraction form
    5,015/7,517.52 = 3,367.76/x
  3. Step 3: Cross multiply
    5,015x = 7,517.52 × 3,367.76
  4. Step 4: Simplify right side
    5,015x = 25,317,203.16
  5. Step 5: Solve for x
    x = 25,317,203.16/5,015
  6. Step 6: Final answer
    x = 5,048.30

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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.