Home / 3,249.96-4,484.78-1,833.72

Finding the Fourth Proportional to 3,249.96, 4,484.78 and 1,833.72

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Solution

The fourth proportional to 3,249.96, 4,484.78 and 1,833.72 is: 2,530.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.96 : 4,484.78 = 1,833.72 : x
  2. Step 2: Convert to fraction form
    3,249.96/4,484.78 = 1,833.72/x
  3. Step 3: Cross multiply
    3,249.96x = 4,484.78 × 1,833.72
  4. Step 4: Simplify right side
    3,249.96x = 8,223,830.78
  5. Step 5: Solve for x
    x = 8,223,830.78/3,249.96
  6. Step 6: Final answer
    x = 2,530.44

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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.