Home / 3,572.22-5,358.36-1,492.58

Finding the Fourth Proportional to 3,572.22, 5,358.36 and 1,492.58

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Solution

The fourth proportional to 3,572.22, 5,358.36 and 1,492.58 is: 2,238.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.22 : 5,358.36 = 1,492.58 : x
  2. Step 2: Convert to fraction form
    3,572.22/5,358.36 = 1,492.58/x
  3. Step 3: Cross multiply
    3,572.22x = 5,358.36 × 1,492.58
  4. Step 4: Simplify right side
    3,572.22x = 7,997,780.97
  5. Step 5: Solve for x
    x = 7,997,780.97/3,572.22
  6. Step 6: Final answer
    x = 2,238.88

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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.