Home / 1,781.27-2,458.84-1,594.43

Finding the Fourth Proportional to 1,781.27, 2,458.84 and 1,594.43

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Solution

The fourth proportional to 1,781.27, 2,458.84 and 1,594.43 is: 2,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781.27 : 2,458.84 = 1,594.43 : x
  2. Step 2: Convert to fraction form
    1,781.27/2,458.84 = 1,594.43/x
  3. Step 3: Cross multiply
    1,781.27x = 2,458.84 × 1,594.43
  4. Step 4: Simplify right side
    1,781.27x = 3,920,448.80
  5. Step 5: Solve for x
    x = 3,920,448.80/1,781.27
  6. Step 6: Final answer
    x = 2,200.93

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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.