Home / 2,210.68-3,049.72-1,324.95

Finding the Fourth Proportional to 2,210.68, 3,049.72 and 1,324.95

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Solution

The fourth proportional to 2,210.68, 3,049.72 and 1,324.95 is: 1,827.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.68 : 3,049.72 = 1,324.95 : x
  2. Step 2: Convert to fraction form
    2,210.68/3,049.72 = 1,324.95/x
  3. Step 3: Cross multiply
    2,210.68x = 3,049.72 × 1,324.95
  4. Step 4: Simplify right side
    2,210.68x = 4,040,715.58
  5. Step 5: Solve for x
    x = 4,040,715.58/2,210.68
  6. Step 6: Final answer
    x = 1,827.81

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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.