Home / 6,621.52-9,932.42-2,725.42

Finding the Fourth Proportional to 6,621.52, 9,932.42 and 2,725.42

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Solution

The fourth proportional to 6,621.52, 9,932.42 and 2,725.42 is: 4,088.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.52 : 9,932.42 = 2,725.42 : x
  2. Step 2: Convert to fraction form
    6,621.52/9,932.42 = 2,725.42/x
  3. Step 3: Cross multiply
    6,621.52x = 9,932.42 × 2,725.42
  4. Step 4: Simplify right side
    6,621.52x = 27,070,016.12
  5. Step 5: Solve for x
    x = 27,070,016.12/6,621.52
  6. Step 6: Final answer
    x = 4,088.19

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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.