Home / 9,091.24-13,632.76-2,849.78

Finding the Fourth Proportional to 9,091.24, 13,632.76 and 2,849.78

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Solution

The fourth proportional to 9,091.24, 13,632.76 and 2,849.78 is: 4,273.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.24 : 13,632.76 = 2,849.78 : x
  2. Step 2: Convert to fraction form
    9,091.24/13,632.76 = 2,849.78/x
  3. Step 3: Cross multiply
    9,091.24x = 13,632.76 × 2,849.78
  4. Step 4: Simplify right side
    9,091.24x = 38,850,388.41
  5. Step 5: Solve for x
    x = 38,850,388.41/9,091.24
  6. Step 6: Final answer
    x = 4,273.39

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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.