Home / 8,176.23-11,286.63-5,527.23

Finding the Fourth Proportional to 8,176.23, 11,286.63 and 5,527.23

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Solution

The fourth proportional to 8,176.23, 11,286.63 and 5,527.23 is: 7,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.23 : 11,286.63 = 5,527.23 : x
  2. Step 2: Convert to fraction form
    8,176.23/11,286.63 = 5,527.23/x
  3. Step 3: Cross multiply
    8,176.23x = 11,286.63 × 5,527.23
  4. Step 4: Simplify right side
    8,176.23x = 62,383,799.93
  5. Step 5: Solve for x
    x = 62,383,799.93/8,176.23
  6. Step 6: Final answer
    x = 7,629.90

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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.