Home / 3,269.79-4,904.17-2,718.05

Finding the Fourth Proportional to 3,269.79, 4,904.17 and 2,718.05

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Solution

The fourth proportional to 3,269.79, 4,904.17 and 2,718.05 is: 4,076.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.79 : 4,904.17 = 2,718.05 : x
  2. Step 2: Convert to fraction form
    3,269.79/4,904.17 = 2,718.05/x
  3. Step 3: Cross multiply
    3,269.79x = 4,904.17 × 2,718.05
  4. Step 4: Simplify right side
    3,269.79x = 13,329,747.95
  5. Step 5: Solve for x
    x = 13,329,747.95/3,269.79
  6. Step 6: Final answer
    x = 4,076.64

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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.