Home / 11,351.60-17,027.32-6,720.56

Finding the Fourth Proportional to 11,351.60, 17,027.32 and 6,720.56

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Solution

The fourth proportional to 11,351.60, 17,027.32 and 6,720.56 is: 10,080.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.60 : 17,027.32 = 6,720.56 : x
  2. Step 2: Convert to fraction form
    11,351.60/17,027.32 = 6,720.56/x
  3. Step 3: Cross multiply
    11,351.60x = 17,027.32 × 6,720.56
  4. Step 4: Simplify right side
    11,351.60x = 114,433,125.70
  5. Step 5: Solve for x
    x = 114,433,125.70/11,351.60
  6. Step 6: Final answer
    x = 10,080.79

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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.