Home / 1,849.80-2,540.22-1,554.57

Finding the Fourth Proportional to 1,849.80, 2,540.22 and 1,554.57

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Solution

The fourth proportional to 1,849.80, 2,540.22 and 1,554.57 is: 2,134.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.80 : 2,540.22 = 1,554.57 : x
  2. Step 2: Convert to fraction form
    1,849.80/2,540.22 = 1,554.57/x
  3. Step 3: Cross multiply
    1,849.80x = 2,540.22 × 1,554.57
  4. Step 4: Simplify right side
    1,849.80x = 3,948,949.81
  5. Step 5: Solve for x
    x = 3,948,949.81/1,849.80
  6. Step 6: Final answer
    x = 2,134.80

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.