Home / 8,811.08-13,190.68-5,882.12

Finding the Fourth Proportional to 8,811.08, 13,190.68 and 5,882.12

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Solution

The fourth proportional to 8,811.08, 13,190.68 and 5,882.12 is: 8,805.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811.08 : 13,190.68 = 5,882.12 : x
  2. Step 2: Convert to fraction form
    8,811.08/13,190.68 = 5,882.12/x
  3. Step 3: Cross multiply
    8,811.08x = 13,190.68 × 5,882.12
  4. Step 4: Simplify right side
    8,811.08x = 77,589,162.64
  5. Step 5: Solve for x
    x = 77,589,162.64/8,811.08
  6. Step 6: Final answer
    x = 8,805.86

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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.