Home / 2,343.66-3,234.96-1,399.83

Finding the Fourth Proportional to 2,343.66, 3,234.96 and 1,399.83

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Solution

The fourth proportional to 2,343.66, 3,234.96 and 1,399.83 is: 1,932.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.66 : 3,234.96 = 1,399.83 : x
  2. Step 2: Convert to fraction form
    2,343.66/3,234.96 = 1,399.83/x
  3. Step 3: Cross multiply
    2,343.66x = 3,234.96 × 1,399.83
  4. Step 4: Simplify right side
    2,343.66x = 4,528,394.06
  5. Step 5: Solve for x
    x = 4,528,394.06/2,343.66
  6. Step 6: Final answer
    x = 1,932.19

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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.