Home / 11,400.75-17,103.56-4,475.25

Finding the Fourth Proportional to 11,400.75, 17,103.56 and 4,475.25

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Solution

The fourth proportional to 11,400.75, 17,103.56 and 4,475.25 is: 6,713.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,400.75 : 17,103.56 = 4,475.25 : x
  2. Step 2: Convert to fraction form
    11,400.75/17,103.56 = 4,475.25/x
  3. Step 3: Cross multiply
    11,400.75x = 17,103.56 × 4,475.25
  4. Step 4: Simplify right side
    11,400.75x = 76,542,684.51
  5. Step 5: Solve for x
    x = 76,542,684.51/11,400.75
  6. Step 6: Final answer
    x = 6,713.83

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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.