Home / 11,786.49-16,265.12-6,481.22

Finding the Fourth Proportional to 11,786.49, 16,265.12 and 6,481.22

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Solution

The fourth proportional to 11,786.49, 16,265.12 and 6,481.22 is: 8,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.49 : 16,265.12 = 6,481.22 : x
  2. Step 2: Convert to fraction form
    11,786.49/16,265.12 = 6,481.22/x
  3. Step 3: Cross multiply
    11,786.49x = 16,265.12 × 6,481.22
  4. Step 4: Simplify right side
    11,786.49x = 105,417,707.31
  5. Step 5: Solve for x
    x = 105,417,707.31/11,786.49
  6. Step 6: Final answer
    x = 8,943.94

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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.