Home / 11,213.96-15,474.52-6,735.05

Finding the Fourth Proportional to 11,213.96, 15,474.52 and 6,735.05

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Solution

The fourth proportional to 11,213.96, 15,474.52 and 6,735.05 is: 9,293.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.96 : 15,474.52 = 6,735.05 : x
  2. Step 2: Convert to fraction form
    11,213.96/15,474.52 = 6,735.05/x
  3. Step 3: Cross multiply
    11,213.96x = 15,474.52 × 6,735.05
  4. Step 4: Simplify right side
    11,213.96x = 104,221,571.72
  5. Step 5: Solve for x
    x = 104,221,571.72/11,213.96
  6. Step 6: Final answer
    x = 9,293.92

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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.