Home / 3,535.92-4,882.68-2,211.88

Finding the Fourth Proportional to 3,535.92, 4,882.68 and 2,211.88

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Solution

The fourth proportional to 3,535.92, 4,882.68 and 2,211.88 is: 3,054.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.92 : 4,882.68 = 2,211.88 : x
  2. Step 2: Convert to fraction form
    3,535.92/4,882.68 = 2,211.88/x
  3. Step 3: Cross multiply
    3,535.92x = 4,882.68 × 2,211.88
  4. Step 4: Simplify right side
    3,535.92x = 10,799,902.24
  5. Step 5: Solve for x
    x = 10,799,902.24/3,535.92
  6. Step 6: Final answer
    x = 3,054.34

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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.