Home / 3,832.11-5,291.67-2,418.31

Finding the Fourth Proportional to 3,832.11, 5,291.67 and 2,418.31

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Solution

The fourth proportional to 3,832.11, 5,291.67 and 2,418.31 is: 3,339.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.11 : 5,291.67 = 2,418.31 : x
  2. Step 2: Convert to fraction form
    3,832.11/5,291.67 = 2,418.31/x
  3. Step 3: Cross multiply
    3,832.11x = 5,291.67 × 2,418.31
  4. Step 4: Simplify right side
    3,832.11x = 12,796,898.48
  5. Step 5: Solve for x
    x = 12,796,898.48/3,832.11
  6. Step 6: Final answer
    x = 3,339.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.