Home / 3,262.11-4,891.89-1,181.49

Finding the Fourth Proportional to 3,262.11, 4,891.89 and 1,181.49

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Solution

The fourth proportional to 3,262.11, 4,891.89 and 1,181.49 is: 1,771.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.11 : 4,891.89 = 1,181.49 : x
  2. Step 2: Convert to fraction form
    3,262.11/4,891.89 = 1,181.49/x
  3. Step 3: Cross multiply
    3,262.11x = 4,891.89 × 1,181.49
  4. Step 4: Simplify right side
    3,262.11x = 5,779,719.12
  5. Step 5: Solve for x
    x = 5,779,719.12/3,262.11
  6. Step 6: Final answer
    x = 1,771.77

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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.