Home / 3,377.70-4,654.63-2,431.82

Finding the Fourth Proportional to 3,377.70, 4,654.63 and 2,431.82

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Solution

The fourth proportional to 3,377.70, 4,654.63 and 2,431.82 is: 3,351.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.70 : 4,654.63 = 2,431.82 : x
  2. Step 2: Convert to fraction form
    3,377.70/4,654.63 = 2,431.82/x
  3. Step 3: Cross multiply
    3,377.70x = 4,654.63 × 2,431.82
  4. Step 4: Simplify right side
    3,377.70x = 11,319,237.00
  5. Step 5: Solve for x
    x = 11,319,237.00/3,377.70
  6. Step 6: Final answer
    x = 3,351.17

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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.