Home / 11,268.79-16,901.88-2,949.60

Finding the Fourth Proportional to 11,268.79, 16,901.88 and 2,949.60

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Solution

The fourth proportional to 11,268.79, 16,901.88 and 2,949.60 is: 4,424.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.79 : 16,901.88 = 2,949.60 : x
  2. Step 2: Convert to fraction form
    11,268.79/16,901.88 = 2,949.60/x
  3. Step 3: Cross multiply
    11,268.79x = 16,901.88 × 2,949.60
  4. Step 4: Simplify right side
    11,268.79x = 49,853,837.57
  5. Step 5: Solve for x
    x = 49,853,837.57/11,268.79
  6. Step 6: Final answer
    x = 4,424.06

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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.