Home / 2,449.91-3,670.09-1,957.34

Finding the Fourth Proportional to 2,449.91, 3,670.09 and 1,957.34

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Solution

The fourth proportional to 2,449.91, 3,670.09 and 1,957.34 is: 2,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.91 : 3,670.09 = 1,957.34 : x
  2. Step 2: Convert to fraction form
    2,449.91/3,670.09 = 1,957.34/x
  3. Step 3: Cross multiply
    2,449.91x = 3,670.09 × 1,957.34
  4. Step 4: Simplify right side
    2,449.91x = 7,183,624.09
  5. Step 5: Solve for x
    x = 7,183,624.09/2,449.91
  6. Step 6: Final answer
    x = 2,932.20

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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.