Home / 11,195.21-16,787.03-3,296.70

Finding the Fourth Proportional to 11,195.21, 16,787.03 and 3,296.70

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Solution

The fourth proportional to 11,195.21, 16,787.03 and 3,296.70 is: 4,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.21 : 16,787.03 = 3,296.70 : x
  2. Step 2: Convert to fraction form
    11,195.21/16,787.03 = 3,296.70/x
  3. Step 3: Cross multiply
    11,195.21x = 16,787.03 × 3,296.70
  4. Step 4: Simplify right side
    11,195.21x = 55,341,803.86
  5. Step 5: Solve for x
    x = 55,341,803.86/11,195.21
  6. Step 6: Final answer
    x = 4,943.35

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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.