Home / 9,149.36-13,724.78-2,575.60

Finding the Fourth Proportional to 9,149.36, 13,724.78 and 2,575.60

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Solution

The fourth proportional to 9,149.36, 13,724.78 and 2,575.60 is: 3,863.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.36 : 13,724.78 = 2,575.60 : x
  2. Step 2: Convert to fraction form
    9,149.36/13,724.78 = 2,575.60/x
  3. Step 3: Cross multiply
    9,149.36x = 13,724.78 × 2,575.60
  4. Step 4: Simplify right side
    9,149.36x = 35,349,496.18
  5. Step 5: Solve for x
    x = 35,349,496.18/9,149.36
  6. Step 6: Final answer
    x = 3,863.61

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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.