Home / 11,538.45-17,300.66-4,517.15

Finding the Fourth Proportional to 11,538.45, 17,300.66 and 4,517.15

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Solution

The fourth proportional to 11,538.45, 17,300.66 and 4,517.15 is: 6,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,538.45 : 17,300.66 = 4,517.15 : x
  2. Step 2: Convert to fraction form
    11,538.45/17,300.66 = 4,517.15/x
  3. Step 3: Cross multiply
    11,538.45x = 17,300.66 × 4,517.15
  4. Step 4: Simplify right side
    11,538.45x = 78,149,567.23
  5. Step 5: Solve for x
    x = 78,149,567.23/11,538.45
  6. Step 6: Final answer
    x = 6,772.97

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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.