Home / 9,250.91-13,878.30-3,328.09

Finding the Fourth Proportional to 9,250.91, 13,878.30 and 3,328.09

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Solution

The fourth proportional to 9,250.91, 13,878.30 and 3,328.09 is: 4,992.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.91 : 13,878.30 = 3,328.09 : x
  2. Step 2: Convert to fraction form
    9,250.91/13,878.30 = 3,328.09/x
  3. Step 3: Cross multiply
    9,250.91x = 13,878.30 × 3,328.09
  4. Step 4: Simplify right side
    9,250.91x = 46,188,209.23
  5. Step 5: Solve for x
    x = 46,188,209.23/9,250.91
  6. Step 6: Final answer
    x = 4,992.83

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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.