Home / 2,042.18-3,063.10-655.14

Finding the Fourth Proportional to 2,042.18, 3,063.10 and 655.14

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Solution

The fourth proportional to 2,042.18, 3,063.10 and 655.14 is: 982.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.18 : 3,063.10 = 655.14 : x
  2. Step 2: Convert to fraction form
    2,042.18/3,063.10 = 655.14/x
  3. Step 3: Cross multiply
    2,042.18x = 3,063.10 × 655.14
  4. Step 4: Simplify right side
    2,042.18x = 2,006,759.33
  5. Step 5: Solve for x
    x = 2,006,759.33/2,042.18
  6. Step 6: Final answer
    x = 982.66

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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.