Home / 5,335.68-8,001.90-2,738.28

Finding the Fourth Proportional to 5,335.68, 8,001.90 and 2,738.28

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Solution

The fourth proportional to 5,335.68, 8,001.90 and 2,738.28 is: 4,106.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.68 : 8,001.90 = 2,738.28 : x
  2. Step 2: Convert to fraction form
    5,335.68/8,001.90 = 2,738.28/x
  3. Step 3: Cross multiply
    5,335.68x = 8,001.90 × 2,738.28
  4. Step 4: Simplify right side
    5,335.68x = 21,911,442.73
  5. Step 5: Solve for x
    x = 21,911,442.73/5,335.68
  6. Step 6: Final answer
    x = 4,106.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.