Home / 5,222.82-7,207.26-2,864.52

Finding the Fourth Proportional to 5,222.82, 7,207.26 and 2,864.52

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Solution

The fourth proportional to 5,222.82, 7,207.26 and 2,864.52 is: 3,952.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.82 : 7,207.26 = 2,864.52 : x
  2. Step 2: Convert to fraction form
    5,222.82/7,207.26 = 2,864.52/x
  3. Step 3: Cross multiply
    5,222.82x = 7,207.26 × 2,864.52
  4. Step 4: Simplify right side
    5,222.82x = 20,645,340.42
  5. Step 5: Solve for x
    x = 20,645,340.42/5,222.82
  6. Step 6: Final answer
    x = 3,952.91

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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.