Home / 2,737.68-4,081.91-2,688.48

Finding the Fourth Proportional to 2,737.68, 4,081.91 and 2,688.48

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Solution

The fourth proportional to 2,737.68, 4,081.91 and 2,688.48 is: 4,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.68 : 4,081.91 = 2,688.48 : x
  2. Step 2: Convert to fraction form
    2,737.68/4,081.91 = 2,688.48/x
  3. Step 3: Cross multiply
    2,737.68x = 4,081.91 × 2,688.48
  4. Step 4: Simplify right side
    2,737.68x = 10,974,119.95
  5. Step 5: Solve for x
    x = 10,974,119.95/2,737.68
  6. Step 6: Final answer
    x = 4,008.55

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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.