Home / 3,575.39-4,935.38-2,083.78

Finding the Fourth Proportional to 3,575.39, 4,935.38 and 2,083.78

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Solution

The fourth proportional to 3,575.39, 4,935.38 and 2,083.78 is: 2,876.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.39 : 4,935.38 = 2,083.78 : x
  2. Step 2: Convert to fraction form
    3,575.39/4,935.38 = 2,083.78/x
  3. Step 3: Cross multiply
    3,575.39x = 4,935.38 × 2,083.78
  4. Step 4: Simplify right side
    3,575.39x = 10,284,225.85
  5. Step 5: Solve for x
    x = 10,284,225.85/3,575.39
  6. Step 6: Final answer
    x = 2,876.39

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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.