Home / 5,207.57-7,186.41-2,849.66

Finding the Fourth Proportional to 5,207.57, 7,186.41 and 2,849.66

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Solution

The fourth proportional to 5,207.57, 7,186.41 and 2,849.66 is: 3,932.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.57 : 7,186.41 = 2,849.66 : x
  2. Step 2: Convert to fraction form
    5,207.57/7,186.41 = 2,849.66/x
  3. Step 3: Cross multiply
    5,207.57x = 7,186.41 × 2,849.66
  4. Step 4: Simplify right side
    5,207.57x = 20,478,789.19
  5. Step 5: Solve for x
    x = 20,478,789.19/5,207.57
  6. Step 6: Final answer
    x = 3,932.51

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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.