Home / 3,743.13-5,164.32-2,251.38

Finding the Fourth Proportional to 3,743.13, 5,164.32 and 2,251.38

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Solution

The fourth proportional to 3,743.13, 5,164.32 and 2,251.38 is: 3,106.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.13 : 5,164.32 = 2,251.38 : x
  2. Step 2: Convert to fraction form
    3,743.13/5,164.32 = 2,251.38/x
  3. Step 3: Cross multiply
    3,743.13x = 5,164.32 × 2,251.38
  4. Step 4: Simplify right side
    3,743.13x = 11,626,846.76
  5. Step 5: Solve for x
    x = 11,626,846.76/3,743.13
  6. Step 6: Final answer
    x = 3,106.18

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1.5x scale

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.