Home / 5,851.24-8,074.70-3,198.65

Finding the Fourth Proportional to 5,851.24, 8,074.70 and 3,198.65

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Solution

The fourth proportional to 5,851.24, 8,074.70 and 3,198.65 is: 4,414.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.24 : 8,074.70 = 3,198.65 : x
  2. Step 2: Convert to fraction form
    5,851.24/8,074.70 = 3,198.65/x
  3. Step 3: Cross multiply
    5,851.24x = 8,074.70 × 3,198.65
  4. Step 4: Simplify right side
    5,851.24x = 25,828,139.16
  5. Step 5: Solve for x
    x = 25,828,139.16/5,851.24
  6. Step 6: Final answer
    x = 4,414.13

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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.