Home / 3,256.70-4,883.08-1,279.96

Finding the Fourth Proportional to 3,256.70, 4,883.08 and 1,279.96

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Solution

The fourth proportional to 3,256.70, 4,883.08 and 1,279.96 is: 1,919.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.70 : 4,883.08 = 1,279.96 : x
  2. Step 2: Convert to fraction form
    3,256.70/4,883.08 = 1,279.96/x
  3. Step 3: Cross multiply
    3,256.70x = 4,883.08 × 1,279.96
  4. Step 4: Simplify right side
    3,256.70x = 6,250,143.88
  5. Step 5: Solve for x
    x = 6,250,143.88/3,256.70
  6. Step 6: Final answer
    x = 1,919.17

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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.