Home / 8,728.62-13,092.57-3,798.24

Finding the Fourth Proportional to 8,728.62, 13,092.57 and 3,798.24

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Solution

The fourth proportional to 8,728.62, 13,092.57 and 3,798.24 is: 5,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728.62 : 13,092.57 = 3,798.24 : x
  2. Step 2: Convert to fraction form
    8,728.62/13,092.57 = 3,798.24/x
  3. Step 3: Cross multiply
    8,728.62x = 13,092.57 × 3,798.24
  4. Step 4: Simplify right side
    8,728.62x = 49,728,723.08
  5. Step 5: Solve for x
    x = 49,728,723.08/8,728.62
  6. Step 6: Final answer
    x = 5,697.20

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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.