Home / 5,921.01-8,881.89-2,028.15

Finding the Fourth Proportional to 5,921.01, 8,881.89 and 2,028.15

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Solution

The fourth proportional to 5,921.01, 8,881.89 and 2,028.15 is: 3,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.01 : 8,881.89 = 2,028.15 : x
  2. Step 2: Convert to fraction form
    5,921.01/8,881.89 = 2,028.15/x
  3. Step 3: Cross multiply
    5,921.01x = 8,881.89 × 2,028.15
  4. Step 4: Simplify right side
    5,921.01x = 18,013,805.20
  5. Step 5: Solve for x
    x = 18,013,805.20/5,921.01
  6. Step 6: Final answer
    x = 3,042.35

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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.