Home / 9,149.26-13,720.81-3,601.15

Finding the Fourth Proportional to 9,149.26, 13,720.81 and 3,601.15

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Solution

The fourth proportional to 9,149.26, 13,720.81 and 3,601.15 is: 5,400.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.26 : 13,720.81 = 3,601.15 : x
  2. Step 2: Convert to fraction form
    9,149.26/13,720.81 = 3,601.15/x
  3. Step 3: Cross multiply
    9,149.26x = 13,720.81 × 3,601.15
  4. Step 4: Simplify right side
    9,149.26x = 49,410,694.93
  5. Step 5: Solve for x
    x = 49,410,694.93/9,149.26
  6. Step 6: Final answer
    x = 5,400.51

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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.