Home / 9,213.22-12,713.82-5,234.26

Finding the Fourth Proportional to 9,213.22, 12,713.82 and 5,234.26

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Solution

The fourth proportional to 9,213.22, 12,713.82 and 5,234.26 is: 7,223.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.22 : 12,713.82 = 5,234.26 : x
  2. Step 2: Convert to fraction form
    9,213.22/12,713.82 = 5,234.26/x
  3. Step 3: Cross multiply
    9,213.22x = 12,713.82 × 5,234.26
  4. Step 4: Simplify right side
    9,213.22x = 66,547,439.47
  5. Step 5: Solve for x
    x = 66,547,439.47/9,213.22
  6. Step 6: Final answer
    x = 7,223.04

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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.