Home / 7,016.56-10,517.52-2,854.90

Finding the Fourth Proportional to 7,016.56, 10,517.52 and 2,854.90

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Solution

The fourth proportional to 7,016.56, 10,517.52 and 2,854.90 is: 4,279.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016.56 : 10,517.52 = 2,854.90 : x
  2. Step 2: Convert to fraction form
    7,016.56/10,517.52 = 2,854.90/x
  3. Step 3: Cross multiply
    7,016.56x = 10,517.52 × 2,854.90
  4. Step 4: Simplify right side
    7,016.56x = 30,026,467.85
  5. Step 5: Solve for x
    x = 30,026,467.85/7,016.56
  6. Step 6: Final answer
    x = 4,279.37

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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.