Home / 2,279.48-3,414.74-1,702.84

Finding the Fourth Proportional to 2,279.48, 3,414.74 and 1,702.84

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Solution

The fourth proportional to 2,279.48, 3,414.74 and 1,702.84 is: 2,550.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279.48 : 3,414.74 = 1,702.84 : x
  2. Step 2: Convert to fraction form
    2,279.48/3,414.74 = 1,702.84/x
  3. Step 3: Cross multiply
    2,279.48x = 3,414.74 × 1,702.84
  4. Step 4: Simplify right side
    2,279.48x = 5,814,755.86
  5. Step 5: Solve for x
    x = 5,814,755.86/2,279.48
  6. Step 6: Final answer
    x = 2,550.91

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1.5x scale

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.