Home / 9,330.32-12,877.44-6,344.12

Finding the Fourth Proportional to 9,330.32, 12,877.44 and 6,344.12

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Solution

The fourth proportional to 9,330.32, 12,877.44 and 6,344.12 is: 8,755.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.32 : 12,877.44 = 6,344.12 : x
  2. Step 2: Convert to fraction form
    9,330.32/12,877.44 = 6,344.12/x
  3. Step 3: Cross multiply
    9,330.32x = 12,877.44 × 6,344.12
  4. Step 4: Simplify right side
    9,330.32x = 81,696,024.65
  5. Step 5: Solve for x
    x = 81,696,024.65/9,330.32
  6. Step 6: Final answer
    x = 8,755.97

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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.