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Finding the Fourth Proportional to 6,016.61, 9,028.80 and 3,245.21

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Solution

The fourth proportional to 6,016.61, 9,028.80 and 3,245.21 is: 4,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,016.61 : 9,028.80 = 3,245.21 : x
  2. Step 2: Convert to fraction form
    6,016.61/9,028.80 = 3,245.21/x
  3. Step 3: Cross multiply
    6,016.61x = 9,028.80 × 3,245.21
  4. Step 4: Simplify right side
    6,016.61x = 29,300,384.70
  5. Step 5: Solve for x
    x = 29,300,384.70/6,016.61
  6. Step 6: Final answer
    x = 4,869.92

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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.