Home / 7,616.12-11,422.54-2,069.52

Finding the Fourth Proportional to 7,616.12, 11,422.54 and 2,069.52

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Solution

The fourth proportional to 7,616.12, 11,422.54 and 2,069.52 is: 3,103.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.12 : 11,422.54 = 2,069.52 : x
  2. Step 2: Convert to fraction form
    7,616.12/11,422.54 = 2,069.52/x
  3. Step 3: Cross multiply
    7,616.12x = 11,422.54 × 2,069.52
  4. Step 4: Simplify right side
    7,616.12x = 23,639,174.98
  5. Step 5: Solve for x
    x = 23,639,174.98/7,616.12
  6. Step 6: Final answer
    x = 3,103.83

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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.