Home / 2,618.34-3,923.58-2,371.38

Finding the Fourth Proportional to 2,618.34, 3,923.58 and 2,371.38

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Solution

The fourth proportional to 2,618.34, 3,923.58 and 2,371.38 is: 3,553.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618.34 : 3,923.58 = 2,371.38 : x
  2. Step 2: Convert to fraction form
    2,618.34/3,923.58 = 2,371.38/x
  3. Step 3: Cross multiply
    2,618.34x = 3,923.58 × 2,371.38
  4. Step 4: Simplify right side
    2,618.34x = 9,304,299.14
  5. Step 5: Solve for x
    x = 9,304,299.14/2,618.34
  6. Step 6: Final answer
    x = 3,553.51

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1.5x scale

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.