Home / 1,819.44-2,510.51-1,073.21

Finding the Fourth Proportional to 1,819.44, 2,510.51 and 1,073.21

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Solution

The fourth proportional to 1,819.44, 2,510.51 and 1,073.21 is: 1,480.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.44 : 2,510.51 = 1,073.21 : x
  2. Step 2: Convert to fraction form
    1,819.44/2,510.51 = 1,073.21/x
  3. Step 3: Cross multiply
    1,819.44x = 2,510.51 × 1,073.21
  4. Step 4: Simplify right side
    1,819.44x = 2,694,286.52
  5. Step 5: Solve for x
    x = 2,694,286.52/1,819.44
  6. Step 6: Final answer
    x = 1,480.83

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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.