Home / 8,718.45-13,076.94-3,452.03

Finding the Fourth Proportional to 8,718.45, 13,076.94 and 3,452.03

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Solution

The fourth proportional to 8,718.45, 13,076.94 and 3,452.03 is: 5,177.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,718.45 : 13,076.94 = 3,452.03 : x
  2. Step 2: Convert to fraction form
    8,718.45/13,076.94 = 3,452.03/x
  3. Step 3: Cross multiply
    8,718.45x = 13,076.94 × 3,452.03
  4. Step 4: Simplify right side
    8,718.45x = 45,141,989.19
  5. Step 5: Solve for x
    x = 45,141,989.19/8,718.45
  6. Step 6: Final answer
    x = 5,177.75

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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.