Home / 3,238.48-4,468.68-1,841.20

Finding the Fourth Proportional to 3,238.48, 4,468.68 and 1,841.20

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Solution

The fourth proportional to 3,238.48, 4,468.68 and 1,841.20 is: 2,540.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.48 : 4,468.68 = 1,841.20 : x
  2. Step 2: Convert to fraction form
    3,238.48/4,468.68 = 1,841.20/x
  3. Step 3: Cross multiply
    3,238.48x = 4,468.68 × 1,841.20
  4. Step 4: Simplify right side
    3,238.48x = 8,227,733.62
  5. Step 5: Solve for x
    x = 8,227,733.62/3,238.48
  6. Step 6: Final answer
    x = 2,540.62

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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.