Home / 3,652.20-5,479.90-2,006.76

Finding the Fourth Proportional to 3,652.20, 5,479.90 and 2,006.76

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Solution

The fourth proportional to 3,652.20, 5,479.90 and 2,006.76 is: 3,011.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.20 : 5,479.90 = 2,006.76 : x
  2. Step 2: Convert to fraction form
    3,652.20/5,479.90 = 2,006.76/x
  3. Step 3: Cross multiply
    3,652.20x = 5,479.90 × 2,006.76
  4. Step 4: Simplify right side
    3,652.20x = 10,996,844.12
  5. Step 5: Solve for x
    x = 10,996,844.12/3,652.20
  6. Step 6: Final answer
    x = 3,011.02

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1.5x scale

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.