Home / 5,919.82-8,877.42-2,220.04

Finding the Fourth Proportional to 5,919.82, 8,877.42 and 2,220.04

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Solution

The fourth proportional to 5,919.82, 8,877.42 and 2,220.04 is: 3,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.82 : 8,877.42 = 2,220.04 : x
  2. Step 2: Convert to fraction form
    5,919.82/8,877.42 = 2,220.04/x
  3. Step 3: Cross multiply
    5,919.82x = 8,877.42 × 2,220.04
  4. Step 4: Simplify right side
    5,919.82x = 19,708,227.50
  5. Step 5: Solve for x
    x = 19,708,227.50/5,919.82
  6. Step 6: Final answer
    x = 3,329.19

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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.