Home / 11,841.05-16,337.69-6,806.70

Finding the Fourth Proportional to 11,841.05, 16,337.69 and 6,806.70

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Solution

The fourth proportional to 11,841.05, 16,337.69 and 6,806.70 is: 9,391.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.05 : 16,337.69 = 6,806.70 : x
  2. Step 2: Convert to fraction form
    11,841.05/16,337.69 = 6,806.70/x
  3. Step 3: Cross multiply
    11,841.05x = 16,337.69 × 6,806.70
  4. Step 4: Simplify right side
    11,841.05x = 111,205,720.49
  5. Step 5: Solve for x
    x = 111,205,720.49/11,841.05
  6. Step 6: Final answer
    x = 9,391.55

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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.