Home / 10,679.52-16,020.81-3,284.60

Finding the Fourth Proportional to 10,679.52, 16,020.81 and 3,284.60

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Solution

The fourth proportional to 10,679.52, 16,020.81 and 3,284.60 is: 4,927.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.52 : 16,020.81 = 3,284.60 : x
  2. Step 2: Convert to fraction form
    10,679.52/16,020.81 = 3,284.60/x
  3. Step 3: Cross multiply
    10,679.52x = 16,020.81 × 3,284.60
  4. Step 4: Simplify right side
    10,679.52x = 52,621,952.53
  5. Step 5: Solve for x
    x = 52,621,952.53/10,679.52
  6. Step 6: Final answer
    x = 4,927.37

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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.