Home / 11,768.32-16,237.39-6,663.95

Finding the Fourth Proportional to 11,768.32, 16,237.39 and 6,663.95

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Solution

The fourth proportional to 11,768.32, 16,237.39 and 6,663.95 is: 9,194.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,768.32 : 16,237.39 = 6,663.95 : x
  2. Step 2: Convert to fraction form
    11,768.32/16,237.39 = 6,663.95/x
  3. Step 3: Cross multiply
    11,768.32x = 16,237.39 × 6,663.95
  4. Step 4: Simplify right side
    11,768.32x = 108,205,203.22
  5. Step 5: Solve for x
    x = 108,205,203.22/11,768.32
  6. Step 6: Final answer
    x = 9,194.62

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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.