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Finding the Fourth Proportional to 6,612.43, 9,916.08 and 2,394.49

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Solution

The fourth proportional to 6,612.43, 9,916.08 and 2,394.49 is: 3,590.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.43 : 9,916.08 = 2,394.49 : x
  2. Step 2: Convert to fraction form
    6,612.43/9,916.08 = 2,394.49/x
  3. Step 3: Cross multiply
    6,612.43x = 9,916.08 × 2,394.49
  4. Step 4: Simplify right side
    6,612.43x = 23,743,954.40
  5. Step 5: Solve for x
    x = 23,743,954.40/6,612.43
  6. Step 6: Final answer
    x = 3,590.81

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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.