Home / 8,057.07-12,080.14-4,098.60

Finding the Fourth Proportional to 8,057.07, 12,080.14 and 4,098.60

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Solution

The fourth proportional to 8,057.07, 12,080.14 and 4,098.60 is: 6,145.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.07 : 12,080.14 = 4,098.60 : x
  2. Step 2: Convert to fraction form
    8,057.07/12,080.14 = 4,098.60/x
  3. Step 3: Cross multiply
    8,057.07x = 12,080.14 × 4,098.60
  4. Step 4: Simplify right side
    8,057.07x = 49,511,651.56
  5. Step 5: Solve for x
    x = 49,511,651.56/8,057.07
  6. Step 6: Final answer
    x = 6,145.12

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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.