Home / 3,972.68-5,482.06-2,204.18

Finding the Fourth Proportional to 3,972.68, 5,482.06 and 2,204.18

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Solution

The fourth proportional to 3,972.68, 5,482.06 and 2,204.18 is: 3,041.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.68 : 5,482.06 = 2,204.18 : x
  2. Step 2: Convert to fraction form
    3,972.68/5,482.06 = 2,204.18/x
  3. Step 3: Cross multiply
    3,972.68x = 5,482.06 × 2,204.18
  4. Step 4: Simplify right side
    3,972.68x = 12,083,447.01
  5. Step 5: Solve for x
    x = 12,083,447.01/3,972.68
  6. Step 6: Final answer
    x = 3,041.64

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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.