Home / 9,086.78-13,630.14-2,512.92

Finding the Fourth Proportional to 9,086.78, 13,630.14 and 2,512.92

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Solution

The fourth proportional to 9,086.78, 13,630.14 and 2,512.92 is: 3,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086.78 : 13,630.14 = 2,512.92 : x
  2. Step 2: Convert to fraction form
    9,086.78/13,630.14 = 2,512.92/x
  3. Step 3: Cross multiply
    9,086.78x = 13,630.14 × 2,512.92
  4. Step 4: Simplify right side
    9,086.78x = 34,251,451.41
  5. Step 5: Solve for x
    x = 34,251,451.41/9,086.78
  6. Step 6: Final answer
    x = 3,769.37

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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.