Home / 2,402.22-3,602.97-1,103.52

Finding the Fourth Proportional to 2,402.22, 3,602.97 and 1,103.52

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Solution

The fourth proportional to 2,402.22, 3,602.97 and 1,103.52 is: 1,655.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.22 : 3,602.97 = 1,103.52 : x
  2. Step 2: Convert to fraction form
    2,402.22/3,602.97 = 1,103.52/x
  3. Step 3: Cross multiply
    2,402.22x = 3,602.97 × 1,103.52
  4. Step 4: Simplify right side
    2,402.22x = 3,975,949.45
  5. Step 5: Solve for x
    x = 3,975,949.45/2,402.22
  6. Step 6: Final answer
    x = 1,655.11

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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.