Home / 11,724.03-16,179.17-6,418.85

Finding the Fourth Proportional to 11,724.03, 16,179.17 and 6,418.85

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Solution

The fourth proportional to 11,724.03, 16,179.17 and 6,418.85 is: 8,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.03 : 16,179.17 = 6,418.85 : x
  2. Step 2: Convert to fraction form
    11,724.03/16,179.17 = 6,418.85/x
  3. Step 3: Cross multiply
    11,724.03x = 16,179.17 × 6,418.85
  4. Step 4: Simplify right side
    11,724.03x = 103,851,552.36
  5. Step 5: Solve for x
    x = 103,851,552.36/11,724.03
  6. Step 6: Final answer
    x = 8,858.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.