Home / 10,927.64-16,391.44-3,998.36

Finding the Fourth Proportional to 10,927.64, 16,391.44 and 3,998.36

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Solution

The fourth proportional to 10,927.64, 16,391.44 and 3,998.36 is: 5,997.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.64 : 16,391.44 = 3,998.36 : x
  2. Step 2: Convert to fraction form
    10,927.64/16,391.44 = 3,998.36/x
  3. Step 3: Cross multiply
    10,927.64x = 16,391.44 × 3,998.36
  4. Step 4: Simplify right side
    10,927.64x = 65,538,878.04
  5. Step 5: Solve for x
    x = 65,538,878.04/10,927.64
  6. Step 6: Final answer
    x = 5,997.53

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Similar ratio
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1.5x scale

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.