Home / 10,741.07-16,112.12-8,863.49

Finding the Fourth Proportional to 10,741.07, 16,112.12 and 8,863.49

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Solution

The fourth proportional to 10,741.07, 16,112.12 and 8,863.49 is: 13,295.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741.07 : 16,112.12 = 8,863.49 : x
  2. Step 2: Convert to fraction form
    10,741.07/16,112.12 = 8,863.49/x
  3. Step 3: Cross multiply
    10,741.07x = 16,112.12 × 8,863.49
  4. Step 4: Simplify right side
    10,741.07x = 142,809,489.62
  5. Step 5: Solve for x
    x = 142,809,489.62/10,741.07
  6. Step 6: Final answer
    x = 13,295.65

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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.