Home / 6,979.67-10,453.09-5,508.98

Finding the Fourth Proportional to 6,979.67, 10,453.09 and 5,508.98

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Solution

The fourth proportional to 6,979.67, 10,453.09 and 5,508.98 is: 8,250.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.67 : 10,453.09 = 5,508.98 : x
  2. Step 2: Convert to fraction form
    6,979.67/10,453.09 = 5,508.98/x
  3. Step 3: Cross multiply
    6,979.67x = 10,453.09 × 5,508.98
  4. Step 4: Simplify right side
    6,979.67x = 57,585,863.75
  5. Step 5: Solve for x
    x = 57,585,863.75/6,979.67
  6. Step 6: Final answer
    x = 8,250.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.