Home / 2,006.96-2,769.17-1,122.53

Finding the Fourth Proportional to 2,006.96, 2,769.17 and 1,122.53

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Solution

The fourth proportional to 2,006.96, 2,769.17 and 1,122.53 is: 1,548.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006.96 : 2,769.17 = 1,122.53 : x
  2. Step 2: Convert to fraction form
    2,006.96/2,769.17 = 1,122.53/x
  3. Step 3: Cross multiply
    2,006.96x = 2,769.17 × 1,122.53
  4. Step 4: Simplify right side
    2,006.96x = 3,108,456.94
  5. Step 5: Solve for x
    x = 3,108,456.94/2,006.96
  6. Step 6: Final answer
    x = 1,548.84

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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.