Home / 11,299.31-16,943.49-3,901.17

Finding the Fourth Proportional to 11,299.31, 16,943.49 and 3,901.17

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Solution

The fourth proportional to 11,299.31, 16,943.49 and 3,901.17 is: 5,849.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.31 : 16,943.49 = 3,901.17 : x
  2. Step 2: Convert to fraction form
    11,299.31/16,943.49 = 3,901.17/x
  3. Step 3: Cross multiply
    11,299.31x = 16,943.49 × 3,901.17
  4. Step 4: Simplify right side
    11,299.31x = 66,099,434.88
  5. Step 5: Solve for x
    x = 66,099,434.88/11,299.31
  6. Step 6: Final answer
    x = 5,849.86

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1.5x scale

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.