Home / 6,637.62-9,159.69-3,983.46

Finding the Fourth Proportional to 6,637.62, 9,159.69 and 3,983.46

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Solution

The fourth proportional to 6,637.62, 9,159.69 and 3,983.46 is: 5,497.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.62 : 9,159.69 = 3,983.46 : x
  2. Step 2: Convert to fraction form
    6,637.62/9,159.69 = 3,983.46/x
  3. Step 3: Cross multiply
    6,637.62x = 9,159.69 × 3,983.46
  4. Step 4: Simplify right side
    6,637.62x = 36,487,258.73
  5. Step 5: Solve for x
    x = 36,487,258.73/6,637.62
  6. Step 6: Final answer
    x = 5,497.04

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Similar ratio
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1.5x scale

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.