Home / 4,881.42-7,318.89-2,691.18

Finding the Fourth Proportional to 4,881.42, 7,318.89 and 2,691.18

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Solution

The fourth proportional to 4,881.42, 7,318.89 and 2,691.18 is: 4,034.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.42 : 7,318.89 = 2,691.18 : x
  2. Step 2: Convert to fraction form
    4,881.42/7,318.89 = 2,691.18/x
  3. Step 3: Cross multiply
    4,881.42x = 7,318.89 × 2,691.18
  4. Step 4: Simplify right side
    4,881.42x = 19,696,450.39
  5. Step 5: Solve for x
    x = 19,696,450.39/4,881.42
  6. Step 6: Final answer
    x = 4,034.98

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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.