Home / 2,233.80-3,081.11-1,348.47

Finding the Fourth Proportional to 2,233.80, 3,081.11 and 1,348.47

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Solution

The fourth proportional to 2,233.80, 3,081.11 and 1,348.47 is: 1,859.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233.80 : 3,081.11 = 1,348.47 : x
  2. Step 2: Convert to fraction form
    2,233.80/3,081.11 = 1,348.47/x
  3. Step 3: Cross multiply
    2,233.80x = 3,081.11 × 1,348.47
  4. Step 4: Simplify right side
    2,233.80x = 4,154,777.66
  5. Step 5: Solve for x
    x = 4,154,777.66/2,233.80
  6. Step 6: Final answer
    x = 1,859.96

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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.