Home / 3,239.56-4,470.82-1,842.44

Finding the Fourth Proportional to 3,239.56, 4,470.82 and 1,842.44

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Solution

The fourth proportional to 3,239.56, 4,470.82 and 1,842.44 is: 2,542.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.56 : 4,470.82 = 1,842.44 : x
  2. Step 2: Convert to fraction form
    3,239.56/4,470.82 = 1,842.44/x
  3. Step 3: Cross multiply
    3,239.56x = 4,470.82 × 1,842.44
  4. Step 4: Simplify right side
    3,239.56x = 8,237,217.60
  5. Step 5: Solve for x
    x = 8,237,217.60/3,239.56
  6. Step 6: Final answer
    x = 2,542.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.