Home / 4,243.17-5,855.40-2,354.61

Finding the Fourth Proportional to 4,243.17, 5,855.40 and 2,354.61

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Solution

The fourth proportional to 4,243.17, 5,855.40 and 2,354.61 is: 3,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.17 : 5,855.40 = 2,354.61 : x
  2. Step 2: Convert to fraction form
    4,243.17/5,855.40 = 2,354.61/x
  3. Step 3: Cross multiply
    4,243.17x = 5,855.40 × 2,354.61
  4. Step 4: Simplify right side
    4,243.17x = 13,787,183.39
  5. Step 5: Solve for x
    x = 13,787,183.39/4,243.17
  6. Step 6: Final answer
    x = 3,249.26

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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.