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Finding the Fourth Proportional to 8,811.39, 13,202.91 and 6,028.65

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Solution

The fourth proportional to 8,811.39, 13,202.91 and 6,028.65 is: 9,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811.39 : 13,202.91 = 6,028.65 : x
  2. Step 2: Convert to fraction form
    8,811.39/13,202.91 = 6,028.65/x
  3. Step 3: Cross multiply
    8,811.39x = 13,202.91 × 6,028.65
  4. Step 4: Simplify right side
    8,811.39x = 79,595,723.37
  5. Step 5: Solve for x
    x = 79,595,723.37/8,811.39
  6. Step 6: Final answer
    x = 9,033.28

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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.