Home / 11,027.07-15,219.56-6,553.31

Finding the Fourth Proportional to 11,027.07, 15,219.56 and 6,553.31

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Solution

The fourth proportional to 11,027.07, 15,219.56 and 6,553.31 is: 9,044.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.07 : 15,219.56 = 6,553.31 : x
  2. Step 2: Convert to fraction form
    11,027.07/15,219.56 = 6,553.31/x
  3. Step 3: Cross multiply
    11,027.07x = 15,219.56 × 6,553.31
  4. Step 4: Simplify right side
    11,027.07x = 99,738,435.03
  5. Step 5: Solve for x
    x = 99,738,435.03/11,027.07
  6. Step 6: Final answer
    x = 9,044.87

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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.