Home / 7,742.52-11,606.22-2,545.02

Finding the Fourth Proportional to 7,742.52, 11,606.22 and 2,545.02

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Solution

The fourth proportional to 7,742.52, 11,606.22 and 2,545.02 is: 3,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742.52 : 11,606.22 = 2,545.02 : x
  2. Step 2: Convert to fraction form
    7,742.52/11,606.22 = 2,545.02/x
  3. Step 3: Cross multiply
    7,742.52x = 11,606.22 × 2,545.02
  4. Step 4: Simplify right side
    7,742.52x = 29,538,062.02
  5. Step 5: Solve for x
    x = 29,538,062.02/7,742.52
  6. Step 6: Final answer
    x = 3,815.04

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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.