Home / 8,080.57-12,119.48-2,235.81

Finding the Fourth Proportional to 8,080.57, 12,119.48 and 2,235.81

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Solution

The fourth proportional to 8,080.57, 12,119.48 and 2,235.81 is: 3,353.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.57 : 12,119.48 = 2,235.81 : x
  2. Step 2: Convert to fraction form
    8,080.57/12,119.48 = 2,235.81/x
  3. Step 3: Cross multiply
    8,080.57x = 12,119.48 × 2,235.81
  4. Step 4: Simplify right side
    8,080.57x = 27,096,854.58
  5. Step 5: Solve for x
    x = 27,096,854.58/8,080.57
  6. Step 6: Final answer
    x = 3,353.33

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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.