Home / 3,650.91-5,481.08-3,134.24

Finding the Fourth Proportional to 3,650.91, 5,481.08 and 3,134.24

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Solution

The fourth proportional to 3,650.91, 5,481.08 and 3,134.24 is: 4,705.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.91 : 5,481.08 = 3,134.24 : x
  2. Step 2: Convert to fraction form
    3,650.91/5,481.08 = 3,134.24/x
  3. Step 3: Cross multiply
    3,650.91x = 5,481.08 × 3,134.24
  4. Step 4: Simplify right side
    3,650.91x = 17,178,988.86
  5. Step 5: Solve for x
    x = 17,178,988.86/3,650.91
  6. Step 6: Final answer
    x = 4,705.39

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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.