Home / 11,719.44-17,561.88-5,868

Finding the Fourth Proportional to 11,719.44, 17,561.88 and 5,868

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Solution

The fourth proportional to 11,719.44, 17,561.88 and 5,868 is: 8,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.44 : 17,561.88 = 5,868 : x
  2. Step 2: Convert to fraction form
    11,719.44/17,561.88 = 5,868/x
  3. Step 3: Cross multiply
    11,719.44x = 17,561.88 × 5,868
  4. Step 4: Simplify right side
    11,719.44x = 103,053,111.84
  5. Step 5: Solve for x
    x = 103,053,111.84/11,719.44
  6. Step 6: Final answer
    x = 8,793.35

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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.