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Finding the Fourth Proportional to 10,889.01, 15,027.01 and 6,110.01

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Solution

The fourth proportional to 10,889.01, 15,027.01 and 6,110.01 is: 8,431.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889.01 : 15,027.01 = 6,110.01 : x
  2. Step 2: Convert to fraction form
    10,889.01/15,027.01 = 6,110.01/x
  3. Step 3: Cross multiply
    10,889.01x = 15,027.01 × 6,110.01
  4. Step 4: Simplify right side
    10,889.01x = 91,815,181.37
  5. Step 5: Solve for x
    x = 91,815,181.37/10,889.01
  6. Step 6: Final answer
    x = 8,431.91

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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.