Home / 1,850.80-2,548.92-1,810.48

Finding the Fourth Proportional to 1,850.80, 2,548.92 and 1,810.48

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Solution

The fourth proportional to 1,850.80, 2,548.92 and 1,810.48 is: 2,493.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.80 : 2,548.92 = 1,810.48 : x
  2. Step 2: Convert to fraction form
    1,850.80/2,548.92 = 1,810.48/x
  3. Step 3: Cross multiply
    1,850.80x = 2,548.92 × 1,810.48
  4. Step 4: Simplify right side
    1,850.80x = 4,614,768.68
  5. Step 5: Solve for x
    x = 4,614,768.68/1,850.80
  6. Step 6: Final answer
    x = 2,493.39

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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.