Home / 3,289.59-4,937.22-2,195.28

Finding the Fourth Proportional to 3,289.59, 4,937.22 and 2,195.28

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Solution

The fourth proportional to 3,289.59, 4,937.22 and 2,195.28 is: 3,294.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.59 : 4,937.22 = 2,195.28 : x
  2. Step 2: Convert to fraction form
    3,289.59/4,937.22 = 2,195.28/x
  3. Step 3: Cross multiply
    3,289.59x = 4,937.22 × 2,195.28
  4. Step 4: Simplify right side
    3,289.59x = 10,838,580.32
  5. Step 5: Solve for x
    x = 10,838,580.32/3,289.59
  6. Step 6: Final answer
    x = 3,294.81

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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.