Home / 11,284.20-16,928.46-3,493.08

Finding the Fourth Proportional to 11,284.20, 16,928.46 and 3,493.08

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Solution

The fourth proportional to 11,284.20, 16,928.46 and 3,493.08 is: 5,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.20 : 16,928.46 = 3,493.08 : x
  2. Step 2: Convert to fraction form
    11,284.20/16,928.46 = 3,493.08/x
  3. Step 3: Cross multiply
    11,284.20x = 16,928.46 × 3,493.08
  4. Step 4: Simplify right side
    11,284.20x = 59,132,465.06
  5. Step 5: Solve for x
    x = 59,132,465.06/11,284.20
  6. Step 6: Final answer
    x = 5,240.29

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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.