Home / 3,166.13-4,747.17-1,318.52

Finding the Fourth Proportional to 3,166.13, 4,747.17 and 1,318.52

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Solution

The fourth proportional to 3,166.13, 4,747.17 and 1,318.52 is: 1,976.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.13 : 4,747.17 = 1,318.52 : x
  2. Step 2: Convert to fraction form
    3,166.13/4,747.17 = 1,318.52/x
  3. Step 3: Cross multiply
    3,166.13x = 4,747.17 × 1,318.52
  4. Step 4: Simplify right side
    3,166.13x = 6,259,238.59
  5. Step 5: Solve for x
    x = 6,259,238.59/3,166.13
  6. Step 6: Final answer
    x = 1,976.94

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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.