Home / 1,849.92-2,759.84-1,799.76

Finding the Fourth Proportional to 1,849.92, 2,759.84 and 1,799.76

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Solution

The fourth proportional to 1,849.92, 2,759.84 and 1,799.76 is: 2,685.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.92 : 2,759.84 = 1,799.76 : x
  2. Step 2: Convert to fraction form
    1,849.92/2,759.84 = 1,799.76/x
  3. Step 3: Cross multiply
    1,849.92x = 2,759.84 × 1,799.76
  4. Step 4: Simplify right side
    1,849.92x = 4,967,049.64
  5. Step 5: Solve for x
    x = 4,967,049.64/1,849.92
  6. Step 6: Final answer
    x = 2,685.01

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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.