Home / 2,167.52-3,247.20-1,070.60

Finding the Fourth Proportional to 2,167.52, 3,247.20 and 1,070.60

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Solution

The fourth proportional to 2,167.52, 3,247.20 and 1,070.60 is: 1,603.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.52 : 3,247.20 = 1,070.60 : x
  2. Step 2: Convert to fraction form
    2,167.52/3,247.20 = 1,070.60/x
  3. Step 3: Cross multiply
    2,167.52x = 3,247.20 × 1,070.60
  4. Step 4: Simplify right side
    2,167.52x = 3,476,452.32
  5. Step 5: Solve for x
    x = 3,476,452.32/2,167.52
  6. Step 6: Final answer
    x = 1,603.88

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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.