Home / 5,222.43-7,207.08-2,864.61

Finding the Fourth Proportional to 5,222.43, 7,207.08 and 2,864.61

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Solution

The fourth proportional to 5,222.43, 7,207.08 and 2,864.61 is: 3,953.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.43 : 7,207.08 = 2,864.61 : x
  2. Step 2: Convert to fraction form
    5,222.43/7,207.08 = 2,864.61/x
  3. Step 3: Cross multiply
    5,222.43x = 7,207.08 × 2,864.61
  4. Step 4: Simplify right side
    5,222.43x = 20,645,473.44
  5. Step 5: Solve for x
    x = 20,645,473.44/5,222.43
  6. Step 6: Final answer
    x = 3,953.23

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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.