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Finding the Fourth Proportional to 2,616.96, 3,606.42 and 2,568.92

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Solution

The fourth proportional to 2,616.96, 3,606.42 and 2,568.92 is: 3,540.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.96 : 3,606.42 = 2,568.92 : x
  2. Step 2: Convert to fraction form
    2,616.96/3,606.42 = 2,568.92/x
  3. Step 3: Cross multiply
    2,616.96x = 3,606.42 × 2,568.92
  4. Step 4: Simplify right side
    2,616.96x = 9,264,604.47
  5. Step 5: Solve for x
    x = 9,264,604.47/2,616.96
  6. Step 6: Final answer
    x = 3,540.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.