Home / 10,927.66-16,383.09-5,657.02

Finding the Fourth Proportional to 10,927.66, 16,383.09 and 5,657.02

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Solution

The fourth proportional to 10,927.66, 16,383.09 and 5,657.02 is: 8,481.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.66 : 16,383.09 = 5,657.02 : x
  2. Step 2: Convert to fraction form
    10,927.66/16,383.09 = 5,657.02/x
  3. Step 3: Cross multiply
    10,927.66x = 16,383.09 × 5,657.02
  4. Step 4: Simplify right side
    10,927.66x = 92,679,467.79
  5. Step 5: Solve for x
    x = 92,679,467.79/10,927.66
  6. Step 6: Final answer
    x = 8,481.18

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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.