Home / 9,334.32-12,882.96-6,348.12

Finding the Fourth Proportional to 9,334.32, 12,882.96 and 6,348.12

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Solution

The fourth proportional to 9,334.32, 12,882.96 and 6,348.12 is: 8,761.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,334.32 : 12,882.96 = 6,348.12 : x
  2. Step 2: Convert to fraction form
    9,334.32/12,882.96 = 6,348.12/x
  3. Step 3: Cross multiply
    9,334.32x = 12,882.96 × 6,348.12
  4. Step 4: Simplify right side
    9,334.32x = 81,782,576.04
  5. Step 5: Solve for x
    x = 81,782,576.04/9,334.32
  6. Step 6: Final answer
    x = 8,761.49

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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.