Home / 2,179.74-3,270.15-1,010.58

Finding the Fourth Proportional to 2,179.74, 3,270.15 and 1,010.58

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Solution

The fourth proportional to 2,179.74, 3,270.15 and 1,010.58 is: 1,516.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.74 : 3,270.15 = 1,010.58 : x
  2. Step 2: Convert to fraction form
    2,179.74/3,270.15 = 1,010.58/x
  3. Step 3: Cross multiply
    2,179.74x = 3,270.15 × 1,010.58
  4. Step 4: Simplify right side
    2,179.74x = 3,304,748.19
  5. Step 5: Solve for x
    x = 3,304,748.19/2,179.74
  6. Step 6: Final answer
    x = 1,516.12

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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.