Home / 6,115.50-9,198.36-5,584.14

Finding the Fourth Proportional to 6,115.50, 9,198.36 and 5,584.14

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Solution

The fourth proportional to 6,115.50, 9,198.36 and 5,584.14 is: 8,399.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.50 : 9,198.36 = 5,584.14 : x
  2. Step 2: Convert to fraction form
    6,115.50/9,198.36 = 5,584.14/x
  3. Step 3: Cross multiply
    6,115.50x = 9,198.36 × 5,584.14
  4. Step 4: Simplify right side
    6,115.50x = 51,364,930.01
  5. Step 5: Solve for x
    x = 51,364,930.01/6,115.50
  6. Step 6: Final answer
    x = 8,399.14

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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.