Home / 11,218.02-16,824.60-4,197.75

Finding the Fourth Proportional to 11,218.02, 16,824.60 and 4,197.75

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Solution

The fourth proportional to 11,218.02, 16,824.60 and 4,197.75 is: 6,295.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,218.02 : 16,824.60 = 4,197.75 : x
  2. Step 2: Convert to fraction form
    11,218.02/16,824.60 = 4,197.75/x
  3. Step 3: Cross multiply
    11,218.02x = 16,824.60 × 4,197.75
  4. Step 4: Simplify right side
    11,218.02x = 70,625,464.65
  5. Step 5: Solve for x
    x = 70,625,464.65/11,218.02
  6. Step 6: Final answer
    x = 6,295.72

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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.