Home / 4,243.08-5,855.43-2,354.61

Finding the Fourth Proportional to 4,243.08, 5,855.43 and 2,354.61

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Solution

The fourth proportional to 4,243.08, 5,855.43 and 2,354.61 is: 3,249.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.08 : 5,855.43 = 2,354.61 : x
  2. Step 2: Convert to fraction form
    4,243.08/5,855.43 = 2,354.61/x
  3. Step 3: Cross multiply
    4,243.08x = 5,855.43 × 2,354.61
  4. Step 4: Simplify right side
    4,243.08x = 13,787,254.03
  5. Step 5: Solve for x
    x = 13,787,254.03/4,243.08
  6. Step 6: Final answer
    x = 3,249.35

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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.