Home / 9,089.91-13,634.90-2,764.85

Finding the Fourth Proportional to 9,089.91, 13,634.90 and 2,764.85

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Solution

The fourth proportional to 9,089.91, 13,634.90 and 2,764.85 is: 4,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.91 : 13,634.90 = 2,764.85 : x
  2. Step 2: Convert to fraction form
    9,089.91/13,634.90 = 2,764.85/x
  3. Step 3: Cross multiply
    9,089.91x = 13,634.90 × 2,764.85
  4. Step 4: Simplify right side
    9,089.91x = 37,698,453.27
  5. Step 5: Solve for x
    x = 37,698,453.27/9,089.91
  6. Step 6: Final answer
    x = 4,147.29

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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.