Home / 3,439.22-5,154.70-2,253.86

Finding the Fourth Proportional to 3,439.22, 5,154.70 and 2,253.86

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Solution

The fourth proportional to 3,439.22, 5,154.70 and 2,253.86 is: 3,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.22 : 5,154.70 = 2,253.86 : x
  2. Step 2: Convert to fraction form
    3,439.22/5,154.70 = 2,253.86/x
  3. Step 3: Cross multiply
    3,439.22x = 5,154.70 × 2,253.86
  4. Step 4: Simplify right side
    3,439.22x = 11,617,972.14
  5. Step 5: Solve for x
    x = 11,617,972.14/3,439.22
  6. Step 6: Final answer
    x = 3,378.08

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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.