Home / 8,063.37-12,080.75-6,881.38

Finding the Fourth Proportional to 8,063.37, 12,080.75 and 6,881.38

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Solution

The fourth proportional to 8,063.37, 12,080.75 and 6,881.38 is: 10,309.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.37 : 12,080.75 = 6,881.38 : x
  2. Step 2: Convert to fraction form
    8,063.37/12,080.75 = 6,881.38/x
  3. Step 3: Cross multiply
    8,063.37x = 12,080.75 × 6,881.38
  4. Step 4: Simplify right side
    8,063.37x = 83,132,231.44
  5. Step 5: Solve for x
    x = 83,132,231.44/8,063.37
  6. Step 6: Final answer
    x = 10,309.86

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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.