Home / 8,867.70-13,296.69-3,021.12

Finding the Fourth Proportional to 8,867.70, 13,296.69 and 3,021.12

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Solution

The fourth proportional to 8,867.70, 13,296.69 and 3,021.12 is: 4,530.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.70 : 13,296.69 = 3,021.12 : x
  2. Step 2: Convert to fraction form
    8,867.70/13,296.69 = 3,021.12/x
  3. Step 3: Cross multiply
    8,867.70x = 13,296.69 × 3,021.12
  4. Step 4: Simplify right side
    8,867.70x = 40,170,896.09
  5. Step 5: Solve for x
    x = 40,170,896.09/8,867.70
  6. Step 6: Final answer
    x = 4,530.02

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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.