Home / 11,487.33-15,850.62-6,772.52

Finding the Fourth Proportional to 11,487.33, 15,850.62 and 6,772.52

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Solution

The fourth proportional to 11,487.33, 15,850.62 and 6,772.52 is: 9,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.33 : 15,850.62 = 6,772.52 : x
  2. Step 2: Convert to fraction form
    11,487.33/15,850.62 = 6,772.52/x
  3. Step 3: Cross multiply
    11,487.33x = 15,850.62 × 6,772.52
  4. Step 4: Simplify right side
    11,487.33x = 107,348,680.59
  5. Step 5: Solve for x
    x = 107,348,680.59/11,487.33
  6. Step 6: Final answer
    x = 9,344.96

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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.