Home / 3,051.85-4,211.90-2,553.61

Finding the Fourth Proportional to 3,051.85, 4,211.90 and 2,553.61

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Solution

The fourth proportional to 3,051.85, 4,211.90 and 2,553.61 is: 3,524.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.85 : 4,211.90 = 2,553.61 : x
  2. Step 2: Convert to fraction form
    3,051.85/4,211.90 = 2,553.61/x
  3. Step 3: Cross multiply
    3,051.85x = 4,211.90 × 2,553.61
  4. Step 4: Simplify right side
    3,051.85x = 10,755,549.96
  5. Step 5: Solve for x
    x = 10,755,549.96/3,051.85
  6. Step 6: Final answer
    x = 3,524.27

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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.