Home / 8,943.21-13,414.95-3,395.07

Finding the Fourth Proportional to 8,943.21, 13,414.95 and 3,395.07

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Solution

The fourth proportional to 8,943.21, 13,414.95 and 3,395.07 is: 5,092.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.21 : 13,414.95 = 3,395.07 : x
  2. Step 2: Convert to fraction form
    8,943.21/13,414.95 = 3,395.07/x
  3. Step 3: Cross multiply
    8,943.21x = 13,414.95 × 3,395.07
  4. Step 4: Simplify right side
    8,943.21x = 45,544,694.30
  5. Step 5: Solve for x
    x = 45,544,694.30/8,943.21
  6. Step 6: Final answer
    x = 5,092.66

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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.