Home / 3,511.38-4,843.88-2,377.08

Finding the Fourth Proportional to 3,511.38, 4,843.88 and 2,377.08

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Solution

The fourth proportional to 3,511.38, 4,843.88 and 2,377.08 is: 3,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.38 : 4,843.88 = 2,377.08 : x
  2. Step 2: Convert to fraction form
    3,511.38/4,843.88 = 2,377.08/x
  3. Step 3: Cross multiply
    3,511.38x = 4,843.88 × 2,377.08
  4. Step 4: Simplify right side
    3,511.38x = 11,514,278.39
  5. Step 5: Solve for x
    x = 11,514,278.39/3,511.38
  6. Step 6: Final answer
    x = 3,279.13

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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.