Home / 3,865.11-5,791.49-2,013.51

Finding the Fourth Proportional to 3,865.11, 5,791.49 and 2,013.51

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Solution

The fourth proportional to 3,865.11, 5,791.49 and 2,013.51 is: 3,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865.11 : 5,791.49 = 2,013.51 : x
  2. Step 2: Convert to fraction form
    3,865.11/5,791.49 = 2,013.51/x
  3. Step 3: Cross multiply
    3,865.11x = 5,791.49 × 2,013.51
  4. Step 4: Simplify right side
    3,865.11x = 11,661,212.96
  5. Step 5: Solve for x
    x = 11,661,212.96/3,865.11
  6. Step 6: Final answer
    x = 3,017.05

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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.