Home / 3,484.80-5,227.20-2,027.70

Finding the Fourth Proportional to 3,484.80, 5,227.20 and 2,027.70

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Solution

The fourth proportional to 3,484.80, 5,227.20 and 2,027.70 is: 3,041.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.80 : 5,227.20 = 2,027.70 : x
  2. Step 2: Convert to fraction form
    3,484.80/5,227.20 = 2,027.70/x
  3. Step 3: Cross multiply
    3,484.80x = 5,227.20 × 2,027.70
  4. Step 4: Simplify right side
    3,484.80x = 10,599,193.44
  5. Step 5: Solve for x
    x = 10,599,193.44/3,484.80
  6. Step 6: Final answer
    x = 3,041.55

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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.