Home / 11,264.36-16,890.46-3,471.08

Finding the Fourth Proportional to 11,264.36, 16,890.46 and 3,471.08

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Solution

The fourth proportional to 11,264.36, 16,890.46 and 3,471.08 is: 5,204.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,264.36 : 16,890.46 = 3,471.08 : x
  2. Step 2: Convert to fraction form
    11,264.36/16,890.46 = 3,471.08/x
  3. Step 3: Cross multiply
    11,264.36x = 16,890.46 × 3,471.08
  4. Step 4: Simplify right side
    11,264.36x = 58,628,137.90
  5. Step 5: Solve for x
    x = 58,628,137.90/11,264.36
  6. Step 6: Final answer
    x = 5,204.75

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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.