Home / 3,446.13-4,755.67-1,874.22

Finding the Fourth Proportional to 3,446.13, 4,755.67 and 1,874.22

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Solution

The fourth proportional to 3,446.13, 4,755.67 and 1,874.22 is: 2,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.13 : 4,755.67 = 1,874.22 : x
  2. Step 2: Convert to fraction form
    3,446.13/4,755.67 = 1,874.22/x
  3. Step 3: Cross multiply
    3,446.13x = 4,755.67 × 1,874.22
  4. Step 4: Simplify right side
    3,446.13x = 8,913,171.83
  5. Step 5: Solve for x
    x = 8,913,171.83/3,446.13
  6. Step 6: Final answer
    x = 2,586.43

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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.