Home / 3,042.61-4,569.11-1,817.62

Finding the Fourth Proportional to 3,042.61, 4,569.11 and 1,817.62

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Solution

The fourth proportional to 3,042.61, 4,569.11 and 1,817.62 is: 2,729.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.61 : 4,569.11 = 1,817.62 : x
  2. Step 2: Convert to fraction form
    3,042.61/4,569.11 = 1,817.62/x
  3. Step 3: Cross multiply
    3,042.61x = 4,569.11 × 1,817.62
  4. Step 4: Simplify right side
    3,042.61x = 8,304,905.72
  5. Step 5: Solve for x
    x = 8,304,905.72/3,042.61
  6. Step 6: Final answer
    x = 2,729.53

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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.