Home / 3,534.18-4,878.05-2,042.96

Finding the Fourth Proportional to 3,534.18, 4,878.05 and 2,042.96

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Solution

The fourth proportional to 3,534.18, 4,878.05 and 2,042.96 is: 2,819.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.18 : 4,878.05 = 2,042.96 : x
  2. Step 2: Convert to fraction form
    3,534.18/4,878.05 = 2,042.96/x
  3. Step 3: Cross multiply
    3,534.18x = 4,878.05 × 2,042.96
  4. Step 4: Simplify right side
    3,534.18x = 9,965,661.03
  5. Step 5: Solve for x
    x = 9,965,661.03/3,534.18
  6. Step 6: Final answer
    x = 2,819.79

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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.