Home / 6,344.39-8,755.13-3,511.76

Finding the Fourth Proportional to 6,344.39, 8,755.13 and 3,511.76

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Solution

The fourth proportional to 6,344.39, 8,755.13 and 3,511.76 is: 4,846.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.39 : 8,755.13 = 3,511.76 : x
  2. Step 2: Convert to fraction form
    6,344.39/8,755.13 = 3,511.76/x
  3. Step 3: Cross multiply
    6,344.39x = 8,755.13 × 3,511.76
  4. Step 4: Simplify right side
    6,344.39x = 30,745,915.33
  5. Step 5: Solve for x
    x = 30,745,915.33/6,344.39
  6. Step 6: Final answer
    x = 4,846.16

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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.