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Finding the Fourth Proportional to 3,372.03, 4,653.16 and 1,879.90

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Solution

The fourth proportional to 3,372.03, 4,653.16 and 1,879.90 is: 2,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.03 : 4,653.16 = 1,879.90 : x
  2. Step 2: Convert to fraction form
    3,372.03/4,653.16 = 1,879.90/x
  3. Step 3: Cross multiply
    3,372.03x = 4,653.16 × 1,879.90
  4. Step 4: Simplify right side
    3,372.03x = 8,747,475.48
  5. Step 5: Solve for x
    x = 8,747,475.48/3,372.03
  6. Step 6: Final answer
    x = 2,594.13

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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.