Home / 11,924.48-16,456.16-6,619.73

Finding the Fourth Proportional to 11,924.48, 16,456.16 and 6,619.73

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Solution

The fourth proportional to 11,924.48, 16,456.16 and 6,619.73 is: 9,135.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.48 : 16,456.16 = 6,619.73 : x
  2. Step 2: Convert to fraction form
    11,924.48/16,456.16 = 6,619.73/x
  3. Step 3: Cross multiply
    11,924.48x = 16,456.16 × 6,619.73
  4. Step 4: Simplify right side
    11,924.48x = 108,935,270.31
  5. Step 5: Solve for x
    x = 108,935,270.31/11,924.48
  6. Step 6: Final answer
    x = 9,135.43

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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.