Home / 8,090.38-12,135.71-2,246.99

Finding the Fourth Proportional to 8,090.38, 12,135.71 and 2,246.99

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Solution

The fourth proportional to 8,090.38, 12,135.71 and 2,246.99 is: 3,370.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.38 : 12,135.71 = 2,246.99 : x
  2. Step 2: Convert to fraction form
    8,090.38/12,135.71 = 2,246.99/x
  3. Step 3: Cross multiply
    8,090.38x = 12,135.71 × 2,246.99
  4. Step 4: Simplify right side
    8,090.38x = 27,268,854.97
  5. Step 5: Solve for x
    x = 27,268,854.97/8,090.38
  6. Step 6: Final answer
    x = 3,370.53

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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.