Home / 9,209.91-13,811.69-2,634.33

Finding the Fourth Proportional to 9,209.91, 13,811.69 and 2,634.33

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Solution

The fourth proportional to 9,209.91, 13,811.69 and 2,634.33 is: 3,950.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209.91 : 13,811.69 = 2,634.33 : x
  2. Step 2: Convert to fraction form
    9,209.91/13,811.69 = 2,634.33/x
  3. Step 3: Cross multiply
    9,209.91x = 13,811.69 × 2,634.33
  4. Step 4: Simplify right side
    9,209.91x = 36,384,555.90
  5. Step 5: Solve for x
    x = 36,384,555.90/9,209.91
  6. Step 6: Final answer
    x = 3,950.59

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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.