Home / 2,734.29-4,080.10-2,439.76

Finding the Fourth Proportional to 2,734.29, 4,080.10 and 2,439.76

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Solution

The fourth proportional to 2,734.29, 4,080.10 and 2,439.76 is: 3,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.29 : 4,080.10 = 2,439.76 : x
  2. Step 2: Convert to fraction form
    2,734.29/4,080.10 = 2,439.76/x
  3. Step 3: Cross multiply
    2,734.29x = 4,080.10 × 2,439.76
  4. Step 4: Simplify right side
    2,734.29x = 9,954,465.31
  5. Step 5: Solve for x
    x = 9,954,465.31/2,734.29
  6. Step 6: Final answer
    x = 3,640.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.