Home / 8,868.71-13,305.02-2,629.22

Finding the Fourth Proportional to 8,868.71, 13,305.02 and 2,629.22

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Solution

The fourth proportional to 8,868.71, 13,305.02 and 2,629.22 is: 3,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.71 : 13,305.02 = 2,629.22 : x
  2. Step 2: Convert to fraction form
    8,868.71/13,305.02 = 2,629.22/x
  3. Step 3: Cross multiply
    8,868.71x = 13,305.02 × 2,629.22
  4. Step 4: Simplify right side
    8,868.71x = 34,981,745.01
  5. Step 5: Solve for x
    x = 34,981,745.01/8,868.71
  6. Step 6: Final answer
    x = 3,944.40

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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.