Home / 11,173.73-15,419.70-6,069.21

Finding the Fourth Proportional to 11,173.73, 15,419.70 and 6,069.21

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Solution

The fourth proportional to 11,173.73, 15,419.70 and 6,069.21 is: 8,375.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173.73 : 15,419.70 = 6,069.21 : x
  2. Step 2: Convert to fraction form
    11,173.73/15,419.70 = 6,069.21/x
  3. Step 3: Cross multiply
    11,173.73x = 15,419.70 × 6,069.21
  4. Step 4: Simplify right side
    11,173.73x = 93,585,397.44
  5. Step 5: Solve for x
    x = 93,585,397.44/11,173.73
  6. Step 6: Final answer
    x = 8,375.49

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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.