Home / 8,277.22-11,423.73-5,134.42

Finding the Fourth Proportional to 8,277.22, 11,423.73 and 5,134.42

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Solution

The fourth proportional to 8,277.22, 11,423.73 and 5,134.42 is: 7,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.22 : 11,423.73 = 5,134.42 : x
  2. Step 2: Convert to fraction form
    8,277.22/11,423.73 = 5,134.42/x
  3. Step 3: Cross multiply
    8,277.22x = 11,423.73 × 5,134.42
  4. Step 4: Simplify right side
    8,277.22x = 58,654,227.79
  5. Step 5: Solve for x
    x = 58,654,227.79/8,277.22
  6. Step 6: Final answer
    x = 7,086.22

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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.