Home / 9,286.37-13,908.09-5,580.43

Finding the Fourth Proportional to 9,286.37, 13,908.09 and 5,580.43

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Solution

The fourth proportional to 9,286.37, 13,908.09 and 5,580.43 is: 8,357.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286.37 : 13,908.09 = 5,580.43 : x
  2. Step 2: Convert to fraction form
    9,286.37/13,908.09 = 5,580.43/x
  3. Step 3: Cross multiply
    9,286.37x = 13,908.09 × 5,580.43
  4. Step 4: Simplify right side
    9,286.37x = 77,613,122.68
  5. Step 5: Solve for x
    x = 77,613,122.68/9,286.37
  6. Step 6: Final answer
    x = 8,357.75

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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.