Home / 3,764.31-5,618.97-3,486.38

Finding the Fourth Proportional to 3,764.31, 5,618.97 and 3,486.38

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Solution

The fourth proportional to 3,764.31, 5,618.97 and 3,486.38 is: 5,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.31 : 5,618.97 = 3,486.38 : x
  2. Step 2: Convert to fraction form
    3,764.31/5,618.97 = 3,486.38/x
  3. Step 3: Cross multiply
    3,764.31x = 5,618.97 × 3,486.38
  4. Step 4: Simplify right side
    3,764.31x = 19,589,836.53
  5. Step 5: Solve for x
    x = 19,589,836.53/3,764.31
  6. Step 6: Final answer
    x = 5,204.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.