Home / 3,572.92-5,354.52-2,186.74

Finding the Fourth Proportional to 3,572.92, 5,354.52 and 2,186.74

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Solution

The fourth proportional to 3,572.92, 5,354.52 and 2,186.74 is: 3,277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.92 : 5,354.52 = 2,186.74 : x
  2. Step 2: Convert to fraction form
    3,572.92/5,354.52 = 2,186.74/x
  3. Step 3: Cross multiply
    3,572.92x = 5,354.52 × 2,186.74
  4. Step 4: Simplify right side
    3,572.92x = 11,708,943.06
  5. Step 5: Solve for x
    x = 11,708,943.06/3,572.92
  6. Step 6: Final answer
    x = 3,277.14

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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.