Home / 3,248.44-4,872.66-939.94

Finding the Fourth Proportional to 3,248.44, 4,872.66 and 939.94

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Solution

The fourth proportional to 3,248.44, 4,872.66 and 939.94 is: 1,409.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.44 : 4,872.66 = 939.94 : x
  2. Step 2: Convert to fraction form
    3,248.44/4,872.66 = 939.94/x
  3. Step 3: Cross multiply
    3,248.44x = 4,872.66 × 939.94
  4. Step 4: Simplify right side
    3,248.44x = 4,579,992.33
  5. Step 5: Solve for x
    x = 4,579,992.33/3,248.44
  6. Step 6: Final answer
    x = 1,409.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.