Home / 5,222.83-7,207.08-2,864.97

Finding the Fourth Proportional to 5,222.83, 7,207.08 and 2,864.97

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Solution

The fourth proportional to 5,222.83, 7,207.08 and 2,864.97 is: 3,953.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.83 : 7,207.08 = 2,864.97 : x
  2. Step 2: Convert to fraction form
    5,222.83/7,207.08 = 2,864.97/x
  3. Step 3: Cross multiply
    5,222.83x = 7,207.08 × 2,864.97
  4. Step 4: Simplify right side
    5,222.83x = 20,648,057.24
  5. Step 5: Solve for x
    x = 20,648,057.24/5,222.83
  6. Step 6: Final answer
    x = 3,953.42

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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.