Home / 3,440.52-4,748-2,043.28

Finding the Fourth Proportional to 3,440.52, 4,748 and 2,043.28

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Solution

The fourth proportional to 3,440.52, 4,748 and 2,043.28 is: 2,819.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.52 : 4,748 = 2,043.28 : x
  2. Step 2: Convert to fraction form
    3,440.52/4,748 = 2,043.28/x
  3. Step 3: Cross multiply
    3,440.52x = 4,748 × 2,043.28
  4. Step 4: Simplify right side
    3,440.52x = 9,701,493.44
  5. Step 5: Solve for x
    x = 9,701,493.44/3,440.52
  6. Step 6: Final answer
    x = 2,819.78

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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.