Home / 3,751.11-5,171.04-2,628.65

Finding the Fourth Proportional to 3,751.11, 5,171.04 and 2,628.65

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Solution

The fourth proportional to 3,751.11, 5,171.04 and 2,628.65 is: 3,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.11 : 5,171.04 = 2,628.65 : x
  2. Step 2: Convert to fraction form
    3,751.11/5,171.04 = 2,628.65/x
  3. Step 3: Cross multiply
    3,751.11x = 5,171.04 × 2,628.65
  4. Step 4: Simplify right side
    3,751.11x = 13,592,867.22
  5. Step 5: Solve for x
    x = 13,592,867.22/3,751.11
  6. Step 6: Final answer
    x = 3,623.69

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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.