Home / 3,369.28-4,648.90-2,042.74

Finding the Fourth Proportional to 3,369.28, 4,648.90 and 2,042.74

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Solution

The fourth proportional to 3,369.28, 4,648.90 and 2,042.74 is: 2,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.28 : 4,648.90 = 2,042.74 : x
  2. Step 2: Convert to fraction form
    3,369.28/4,648.90 = 2,042.74/x
  3. Step 3: Cross multiply
    3,369.28x = 4,648.90 × 2,042.74
  4. Step 4: Simplify right side
    3,369.28x = 9,496,493.99
  5. Step 5: Solve for x
    x = 9,496,493.99/3,369.28
  6. Step 6: Final answer
    x = 2,818.55

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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.