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Finding the Fourth Proportional to 2,414.90, 3,615.06 and 2,183.90

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Solution

The fourth proportional to 2,414.90, 3,615.06 and 2,183.90 is: 3,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.90 : 3,615.06 = 2,183.90 : x
  2. Step 2: Convert to fraction form
    2,414.90/3,615.06 = 2,183.90/x
  3. Step 3: Cross multiply
    2,414.90x = 3,615.06 × 2,183.90
  4. Step 4: Simplify right side
    2,414.90x = 7,894,929.53
  5. Step 5: Solve for x
    x = 7,894,929.53/2,414.90
  6. Step 6: Final answer
    x = 3,269.26

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1.5x scale

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.