Home / 7,952.16-11,930.37-2,758.04

Finding the Fourth Proportional to 7,952.16, 11,930.37 and 2,758.04

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Solution

The fourth proportional to 7,952.16, 11,930.37 and 2,758.04 is: 4,137.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952.16 : 11,930.37 = 2,758.04 : x
  2. Step 2: Convert to fraction form
    7,952.16/11,930.37 = 2,758.04/x
  3. Step 3: Cross multiply
    7,952.16x = 11,930.37 × 2,758.04
  4. Step 4: Simplify right side
    7,952.16x = 32,904,378.02
  5. Step 5: Solve for x
    x = 32,904,378.02/7,952.16
  6. Step 6: Final answer
    x = 4,137.79

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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.