Home / 11,119.35-15,344.99-6,083.78

Finding the Fourth Proportional to 11,119.35, 15,344.99 and 6,083.78

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Solution

The fourth proportional to 11,119.35, 15,344.99 and 6,083.78 is: 8,395.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.35 : 15,344.99 = 6,083.78 : x
  2. Step 2: Convert to fraction form
    11,119.35/15,344.99 = 6,083.78/x
  3. Step 3: Cross multiply
    11,119.35x = 15,344.99 × 6,083.78
  4. Step 4: Simplify right side
    11,119.35x = 93,355,436.12
  5. Step 5: Solve for x
    x = 93,355,436.12/11,119.35
  6. Step 6: Final answer
    x = 8,395.76

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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.