Home / 3,195.08-4,793.45-1,115.07

Finding the Fourth Proportional to 3,195.08, 4,793.45 and 1,115.07

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Solution

The fourth proportional to 3,195.08, 4,793.45 and 1,115.07 is: 1,672.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.08 : 4,793.45 = 1,115.07 : x
  2. Step 2: Convert to fraction form
    3,195.08/4,793.45 = 1,115.07/x
  3. Step 3: Cross multiply
    3,195.08x = 4,793.45 × 1,115.07
  4. Step 4: Simplify right side
    3,195.08x = 5,345,026.72
  5. Step 5: Solve for x
    x = 5,345,026.72/3,195.08
  6. Step 6: Final answer
    x = 1,672.90

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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.