Home / 6,195.38-9,291.24-1,811.79

Finding the Fourth Proportional to 6,195.38, 9,291.24 and 1,811.79

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Solution

The fourth proportional to 6,195.38, 9,291.24 and 1,811.79 is: 2,717.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.38 : 9,291.24 = 1,811.79 : x
  2. Step 2: Convert to fraction form
    6,195.38/9,291.24 = 1,811.79/x
  3. Step 3: Cross multiply
    6,195.38x = 9,291.24 × 1,811.79
  4. Step 4: Simplify right side
    6,195.38x = 16,833,775.72
  5. Step 5: Solve for x
    x = 16,833,775.72/6,195.38
  6. Step 6: Final answer
    x = 2,717.15

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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.