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Finding the Fourth Proportional to 4,844.03, 6,683.85 and 2,855.21

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Solution

The fourth proportional to 4,844.03, 6,683.85 and 2,855.21 is: 3,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,844.03 : 6,683.85 = 2,855.21 : x
  2. Step 2: Convert to fraction form
    4,844.03/6,683.85 = 2,855.21/x
  3. Step 3: Cross multiply
    4,844.03x = 6,683.85 × 2,855.21
  4. Step 4: Simplify right side
    4,844.03x = 19,083,761.94
  5. Step 5: Solve for x
    x = 19,083,761.94/4,844.03
  6. Step 6: Final answer
    x = 3,939.65

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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.