Home / 6,120.24-9,097.85-5,940.65

Finding the Fourth Proportional to 6,120.24, 9,097.85 and 5,940.65

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Solution

The fourth proportional to 6,120.24, 9,097.85 and 5,940.65 is: 8,830.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.24 : 9,097.85 = 5,940.65 : x
  2. Step 2: Convert to fraction form
    6,120.24/9,097.85 = 5,940.65/x
  3. Step 3: Cross multiply
    6,120.24x = 9,097.85 × 5,940.65
  4. Step 4: Simplify right side
    6,120.24x = 54,047,067.41
  5. Step 5: Solve for x
    x = 54,047,067.41/6,120.24
  6. Step 6: Final answer
    x = 8,830.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.