Home / 2,399.31-3,593.70-1,935.99

Finding the Fourth Proportional to 2,399.31, 3,593.70 and 1,935.99

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Solution

The fourth proportional to 2,399.31, 3,593.70 and 1,935.99 is: 2,899.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.31 : 3,593.70 = 1,935.99 : x
  2. Step 2: Convert to fraction form
    2,399.31/3,593.70 = 1,935.99/x
  3. Step 3: Cross multiply
    2,399.31x = 3,593.70 × 1,935.99
  4. Step 4: Simplify right side
    2,399.31x = 6,957,367.26
  5. Step 5: Solve for x
    x = 6,957,367.26/2,399.31
  6. Step 6: Final answer
    x = 2,899.74

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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.