Home / 2,343.72-3,234.29-1,295.79

Finding the Fourth Proportional to 2,343.72, 3,234.29 and 1,295.79

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Solution

The fourth proportional to 2,343.72, 3,234.29 and 1,295.79 is: 1,788.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.72 : 3,234.29 = 1,295.79 : x
  2. Step 2: Convert to fraction form
    2,343.72/3,234.29 = 1,295.79/x
  3. Step 3: Cross multiply
    2,343.72x = 3,234.29 × 1,295.79
  4. Step 4: Simplify right side
    2,343.72x = 4,190,960.64
  5. Step 5: Solve for x
    x = 4,190,960.64/2,343.72
  6. Step 6: Final answer
    x = 1,788.17

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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.