Home / 3,751.39-5,179.43-2,335.65

Finding the Fourth Proportional to 3,751.39, 5,179.43 and 2,335.65

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Solution

The fourth proportional to 3,751.39, 5,179.43 and 2,335.65 is: 3,224.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.39 : 5,179.43 = 2,335.65 : x
  2. Step 2: Convert to fraction form
    3,751.39/5,179.43 = 2,335.65/x
  3. Step 3: Cross multiply
    3,751.39x = 5,179.43 × 2,335.65
  4. Step 4: Simplify right side
    3,751.39x = 12,097,326.09
  5. Step 5: Solve for x
    x = 12,097,326.09/3,751.39
  6. Step 6: Final answer
    x = 3,224.76

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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.