Home / 4,213.98-6,324.85-2,135.43

Finding the Fourth Proportional to 4,213.98, 6,324.85 and 2,135.43

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Solution

The fourth proportional to 4,213.98, 6,324.85 and 2,135.43 is: 3,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.98 : 6,324.85 = 2,135.43 : x
  2. Step 2: Convert to fraction form
    4,213.98/6,324.85 = 2,135.43/x
  3. Step 3: Cross multiply
    4,213.98x = 6,324.85 × 2,135.43
  4. Step 4: Simplify right side
    4,213.98x = 13,506,269.10
  5. Step 5: Solve for x
    x = 13,506,269.10/4,213.98
  6. Step 6: Final answer
    x = 3,205.11

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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.