Home / 4,553.10-6,813.45-3,159.90

Finding the Fourth Proportional to 4,553.10, 6,813.45 and 3,159.90

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Solution

The fourth proportional to 4,553.10, 6,813.45 and 3,159.90 is: 4,728.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553.10 : 6,813.45 = 3,159.90 : x
  2. Step 2: Convert to fraction form
    4,553.10/6,813.45 = 3,159.90/x
  3. Step 3: Cross multiply
    4,553.10x = 6,813.45 × 3,159.90
  4. Step 4: Simplify right side
    4,553.10x = 21,529,820.66
  5. Step 5: Solve for x
    x = 21,529,820.66/4,553.10
  6. Step 6: Final answer
    x = 4,728.61

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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.