Home / 4,354.43-6,520.70-3,381.21

Finding the Fourth Proportional to 4,354.43, 6,520.70 and 3,381.21

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Solution

The fourth proportional to 4,354.43, 6,520.70 and 3,381.21 is: 5,063.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,354.43 : 6,520.70 = 3,381.21 : x
  2. Step 2: Convert to fraction form
    4,354.43/6,520.70 = 3,381.21/x
  3. Step 3: Cross multiply
    4,354.43x = 6,520.70 × 3,381.21
  4. Step 4: Simplify right side
    4,354.43x = 22,047,864.50
  5. Step 5: Solve for x
    x = 22,047,864.50/4,354.43
  6. Step 6: Final answer
    x = 5,063.32

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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.