Home / 11,102.72-15,321.75-5,998.23

Finding the Fourth Proportional to 11,102.72, 15,321.75 and 5,998.23

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Solution

The fourth proportional to 11,102.72, 15,321.75 and 5,998.23 is: 8,277.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.72 : 15,321.75 = 5,998.23 : x
  2. Step 2: Convert to fraction form
    11,102.72/15,321.75 = 5,998.23/x
  3. Step 3: Cross multiply
    11,102.72x = 15,321.75 × 5,998.23
  4. Step 4: Simplify right side
    11,102.72x = 91,903,380.50
  5. Step 5: Solve for x
    x = 91,903,380.50/11,102.72
  6. Step 6: Final answer
    x = 8,277.56

Related Problems

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Half scale
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Double scale
Find fourth proportional to 11,103.72, 15,323.13 and 5,999.23
Similar ratio
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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.