Home / 11,974.80-17,964.39-4,951.01

Finding the Fourth Proportional to 11,974.80, 17,964.39 and 4,951.01

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Solution

The fourth proportional to 11,974.80, 17,964.39 and 4,951.01 is: 7,427.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.80 : 17,964.39 = 4,951.01 : x
  2. Step 2: Convert to fraction form
    11,974.80/17,964.39 = 4,951.01/x
  3. Step 3: Cross multiply
    11,974.80x = 17,964.39 × 4,951.01
  4. Step 4: Simplify right side
    11,974.80x = 88,941,784.71
  5. Step 5: Solve for x
    x = 88,941,784.71/11,974.80
  6. Step 6: Final answer
    x = 7,427.41

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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.