Home / 4,308.62-6,443.98-3,752.78

Finding the Fourth Proportional to 4,308.62, 6,443.98 and 3,752.78

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Solution

The fourth proportional to 4,308.62, 6,443.98 and 3,752.78 is: 5,612.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.62 : 6,443.98 = 3,752.78 : x
  2. Step 2: Convert to fraction form
    4,308.62/6,443.98 = 3,752.78/x
  3. Step 3: Cross multiply
    4,308.62x = 6,443.98 × 3,752.78
  4. Step 4: Simplify right side
    4,308.62x = 24,182,797.66
  5. Step 5: Solve for x
    x = 24,182,797.66/4,308.62
  6. Step 6: Final answer
    x = 5,612.66

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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.