Home / 2,177.58-3,265.52-1,008.18

Finding the Fourth Proportional to 2,177.58, 3,265.52 and 1,008.18

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Solution

The fourth proportional to 2,177.58, 3,265.52 and 1,008.18 is: 1,511.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.58 : 3,265.52 = 1,008.18 : x
  2. Step 2: Convert to fraction form
    2,177.58/3,265.52 = 1,008.18/x
  3. Step 3: Cross multiply
    2,177.58x = 3,265.52 × 1,008.18
  4. Step 4: Simplify right side
    2,177.58x = 3,292,226.91
  5. Step 5: Solve for x
    x = 3,292,226.91/2,177.58
  6. Step 6: Final answer
    x = 1,511.87

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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.