Home / 3,498.80-4,828.05-2,222.57

Finding the Fourth Proportional to 3,498.80, 4,828.05 and 2,222.57

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Solution

The fourth proportional to 3,498.80, 4,828.05 and 2,222.57 is: 3,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.80 : 4,828.05 = 2,222.57 : x
  2. Step 2: Convert to fraction form
    3,498.80/4,828.05 = 2,222.57/x
  3. Step 3: Cross multiply
    3,498.80x = 4,828.05 × 2,222.57
  4. Step 4: Simplify right side
    3,498.80x = 10,730,691.16
  5. Step 5: Solve for x
    x = 10,730,691.16/3,498.80
  6. Step 6: Final answer
    x = 3,066.97

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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.