Home / 2,270.17-3,403.40-1,174.85

Finding the Fourth Proportional to 2,270.17, 3,403.40 and 1,174.85

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Solution

The fourth proportional to 2,270.17, 3,403.40 and 1,174.85 is: 1,761.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.17 : 3,403.40 = 1,174.85 : x
  2. Step 2: Convert to fraction form
    2,270.17/3,403.40 = 1,174.85/x
  3. Step 3: Cross multiply
    2,270.17x = 3,403.40 × 1,174.85
  4. Step 4: Simplify right side
    2,270.17x = 3,998,461.60
  5. Step 5: Solve for x
    x = 3,998,461.60/2,270.17
  6. Step 6: Final answer
    x = 1,761.31

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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.