Home / 3,834.06-5,291.10-2,418.18

Finding the Fourth Proportional to 3,834.06, 5,291.10 and 2,418.18

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Solution

The fourth proportional to 3,834.06, 5,291.10 and 2,418.18 is: 3,337.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.06 : 5,291.10 = 2,418.18 : x
  2. Step 2: Convert to fraction form
    3,834.06/5,291.10 = 2,418.18/x
  3. Step 3: Cross multiply
    3,834.06x = 5,291.10 × 2,418.18
  4. Step 4: Simplify right side
    3,834.06x = 12,794,832.20
  5. Step 5: Solve for x
    x = 12,794,832.20/3,834.06
  6. Step 6: Final answer
    x = 3,337.15

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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.