Home / 2,344.05-3,234.68-1,399.99

Finding the Fourth Proportional to 2,344.05, 3,234.68 and 1,399.99

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Solution

The fourth proportional to 2,344.05, 3,234.68 and 1,399.99 is: 1,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,344.05 : 3,234.68 = 1,399.99 : x
  2. Step 2: Convert to fraction form
    2,344.05/3,234.68 = 1,399.99/x
  3. Step 3: Cross multiply
    2,344.05x = 3,234.68 × 1,399.99
  4. Step 4: Simplify right side
    2,344.05x = 4,528,519.65
  5. Step 5: Solve for x
    x = 4,528,519.65/2,344.05
  6. Step 6: Final answer
    x = 1,931.92

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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.