Home / 3,972.76-5,482.16-2,204.36

Finding the Fourth Proportional to 3,972.76, 5,482.16 and 2,204.36

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Solution

The fourth proportional to 3,972.76, 5,482.16 and 2,204.36 is: 3,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.76 : 5,482.16 = 2,204.36 : x
  2. Step 2: Convert to fraction form
    3,972.76/5,482.16 = 2,204.36/x
  3. Step 3: Cross multiply
    3,972.76x = 5,482.16 × 2,204.36
  4. Step 4: Simplify right side
    3,972.76x = 12,084,656.90
  5. Step 5: Solve for x
    x = 12,084,656.90/3,972.76
  6. Step 6: Final answer
    x = 3,041.88

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Double scale
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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.