Home / 2,004.11-2,765.45-1,119.89

Finding the Fourth Proportional to 2,004.11, 2,765.45 and 1,119.89

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Solution

The fourth proportional to 2,004.11, 2,765.45 and 1,119.89 is: 1,545.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.11 : 2,765.45 = 1,119.89 : x
  2. Step 2: Convert to fraction form
    2,004.11/2,765.45 = 1,119.89/x
  3. Step 3: Cross multiply
    2,004.11x = 2,765.45 × 1,119.89
  4. Step 4: Simplify right side
    2,004.11x = 3,096,985.97
  5. Step 5: Solve for x
    x = 3,096,985.97/2,004.11
  6. Step 6: Final answer
    x = 1,545.32

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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.