Home / 8,527.28-11,771.89-6,608.79

Finding the Fourth Proportional to 8,527.28, 11,771.89 and 6,608.79

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Solution

The fourth proportional to 8,527.28, 11,771.89 and 6,608.79 is: 9,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527.28 : 11,771.89 = 6,608.79 : x
  2. Step 2: Convert to fraction form
    8,527.28/11,771.89 = 6,608.79/x
  3. Step 3: Cross multiply
    8,527.28x = 11,771.89 × 6,608.79
  4. Step 4: Simplify right side
    8,527.28x = 77,797,932.39
  5. Step 5: Solve for x
    x = 77,797,932.39/8,527.28
  6. Step 6: Final answer
    x = 9,123.42

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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.