Home / 2,697.68-4,046.97-1,236.95

Finding the Fourth Proportional to 2,697.68, 4,046.97 and 1,236.95

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Solution

The fourth proportional to 2,697.68, 4,046.97 and 1,236.95 is: 1,855.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697.68 : 4,046.97 = 1,236.95 : x
  2. Step 2: Convert to fraction form
    2,697.68/4,046.97 = 1,236.95/x
  3. Step 3: Cross multiply
    2,697.68x = 4,046.97 × 1,236.95
  4. Step 4: Simplify right side
    2,697.68x = 5,005,899.54
  5. Step 5: Solve for x
    x = 5,005,899.54/2,697.68
  6. Step 6: Final answer
    x = 1,855.63

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1.5x scale

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.