Home / 2,377.39-3,562.98-1,279.39

Finding the Fourth Proportional to 2,377.39, 3,562.98 and 1,279.39

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Solution

The fourth proportional to 2,377.39, 3,562.98 and 1,279.39 is: 1,917.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.39 : 3,562.98 = 1,279.39 : x
  2. Step 2: Convert to fraction form
    2,377.39/3,562.98 = 1,279.39/x
  3. Step 3: Cross multiply
    2,377.39x = 3,562.98 × 1,279.39
  4. Step 4: Simplify right side
    2,377.39x = 4,558,440.98
  5. Step 5: Solve for x
    x = 4,558,440.98/2,377.39
  6. Step 6: Final answer
    x = 1,917.41

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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.