Home / 5,222.97-7,207.85-2,865.26

Finding the Fourth Proportional to 5,222.97, 7,207.85 and 2,865.26

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Solution

The fourth proportional to 5,222.97, 7,207.85 and 2,865.26 is: 3,954.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.97 : 7,207.85 = 2,865.26 : x
  2. Step 2: Convert to fraction form
    5,222.97/7,207.85 = 2,865.26/x
  3. Step 3: Cross multiply
    5,222.97x = 7,207.85 × 2,865.26
  4. Step 4: Simplify right side
    5,222.97x = 20,652,364.29
  5. Step 5: Solve for x
    x = 20,652,364.29/5,222.97
  6. Step 6: Final answer
    x = 3,954.14

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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.