Home / 3,310.20-4,565.16-2,717.28

Finding the Fourth Proportional to 3,310.20, 4,565.16 and 2,717.28

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Solution

The fourth proportional to 3,310.20, 4,565.16 and 2,717.28 is: 3,747.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.20 : 4,565.16 = 2,717.28 : x
  2. Step 2: Convert to fraction form
    3,310.20/4,565.16 = 2,717.28/x
  3. Step 3: Cross multiply
    3,310.20x = 4,565.16 × 2,717.28
  4. Step 4: Simplify right side
    3,310.20x = 12,404,817.96
  5. Step 5: Solve for x
    x = 12,404,817.96/3,310.20
  6. Step 6: Final answer
    x = 3,747.45

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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.