Home / 5,223.08-7,207.98-2,865.44

Finding the Fourth Proportional to 5,223.08, 7,207.98 and 2,865.44

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Solution

The fourth proportional to 5,223.08, 7,207.98 and 2,865.44 is: 3,954.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.08 : 7,207.98 = 2,865.44 : x
  2. Step 2: Convert to fraction form
    5,223.08/7,207.98 = 2,865.44/x
  3. Step 3: Cross multiply
    5,223.08x = 7,207.98 × 2,865.44
  4. Step 4: Simplify right side
    5,223.08x = 20,654,034.21
  5. Step 5: Solve for x
    x = 20,654,034.21/5,223.08
  6. Step 6: Final answer
    x = 3,954.38

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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.