Home / 2,174.96-3,260.82-1,133.66

Finding the Fourth Proportional to 2,174.96, 3,260.82 and 1,133.66

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Solution

The fourth proportional to 2,174.96, 3,260.82 and 1,133.66 is: 1,699.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.96 : 3,260.82 = 1,133.66 : x
  2. Step 2: Convert to fraction form
    2,174.96/3,260.82 = 1,133.66/x
  3. Step 3: Cross multiply
    2,174.96x = 3,260.82 × 1,133.66
  4. Step 4: Simplify right side
    2,174.96x = 3,696,661.20
  5. Step 5: Solve for x
    x = 3,696,661.20/2,174.96
  6. Step 6: Final answer
    x = 1,699.65

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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.