Home / 1,813.50-2,721.27-1,799.73

Finding the Fourth Proportional to 1,813.50, 2,721.27 and 1,799.73

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Solution

The fourth proportional to 1,813.50, 2,721.27 and 1,799.73 is: 2,700.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.50 : 2,721.27 = 1,799.73 : x
  2. Step 2: Convert to fraction form
    1,813.50/2,721.27 = 1,799.73/x
  3. Step 3: Cross multiply
    1,813.50x = 2,721.27 × 1,799.73
  4. Step 4: Simplify right side
    1,813.50x = 4,897,551.26
  5. Step 5: Solve for x
    x = 4,897,551.26/1,813.50
  6. Step 6: Final answer
    x = 2,700.61

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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.