Home / 3,854.12-5,757.75-2,456.33

Finding the Fourth Proportional to 3,854.12, 5,757.75 and 2,456.33

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Solution

The fourth proportional to 3,854.12, 5,757.75 and 2,456.33 is: 3,669.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.12 : 5,757.75 = 2,456.33 : x
  2. Step 2: Convert to fraction form
    3,854.12/5,757.75 = 2,456.33/x
  3. Step 3: Cross multiply
    3,854.12x = 5,757.75 × 2,456.33
  4. Step 4: Simplify right side
    3,854.12x = 14,142,905.27
  5. Step 5: Solve for x
    x = 14,142,905.27/3,854.12
  6. Step 6: Final answer
    x = 3,669.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.