Home / 5,223.17-7,207.99-2,865.33

Finding the Fourth Proportional to 5,223.17, 7,207.99 and 2,865.33

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Solution

The fourth proportional to 5,223.17, 7,207.99 and 2,865.33 is: 3,954.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.17 : 7,207.99 = 2,865.33 : x
  2. Step 2: Convert to fraction form
    5,223.17/7,207.99 = 2,865.33/x
  3. Step 3: Cross multiply
    5,223.17x = 7,207.99 × 2,865.33
  4. Step 4: Simplify right side
    5,223.17x = 20,653,255.66
  5. Step 5: Solve for x
    x = 20,653,255.66/5,223.17
  6. Step 6: Final answer
    x = 3,954.16

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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.