Home / 3,240.76-4,502.44-3,201.88

Finding the Fourth Proportional to 3,240.76, 4,502.44 and 3,201.88

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Solution

The fourth proportional to 3,240.76, 4,502.44 and 3,201.88 is: 4,448.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.76 : 4,502.44 = 3,201.88 : x
  2. Step 2: Convert to fraction form
    3,240.76/4,502.44 = 3,201.88/x
  3. Step 3: Cross multiply
    3,240.76x = 4,502.44 × 3,201.88
  4. Step 4: Simplify right side
    3,240.76x = 14,416,272.59
  5. Step 5: Solve for x
    x = 14,416,272.59/3,240.76
  6. Step 6: Final answer
    x = 4,448.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.