Home / 4,249.50-5,864.31-2,386.86

Finding the Fourth Proportional to 4,249.50, 5,864.31 and 2,386.86

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Solution

The fourth proportional to 4,249.50, 5,864.31 and 2,386.86 is: 3,293.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.50 : 5,864.31 = 2,386.86 : x
  2. Step 2: Convert to fraction form
    4,249.50/5,864.31 = 2,386.86/x
  3. Step 3: Cross multiply
    4,249.50x = 5,864.31 × 2,386.86
  4. Step 4: Simplify right side
    4,249.50x = 13,997,286.97
  5. Step 5: Solve for x
    x = 13,997,286.97/4,249.50
  6. Step 6: Final answer
    x = 3,293.87

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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.