Home / 2,491.23-3,734.82-1,873.74

Finding the Fourth Proportional to 2,491.23, 3,734.82 and 1,873.74

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Solution

The fourth proportional to 2,491.23, 3,734.82 and 1,873.74 is: 2,809.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.23 : 3,734.82 = 1,873.74 : x
  2. Step 2: Convert to fraction form
    2,491.23/3,734.82 = 1,873.74/x
  3. Step 3: Cross multiply
    2,491.23x = 3,734.82 × 1,873.74
  4. Step 4: Simplify right side
    2,491.23x = 6,998,081.63
  5. Step 5: Solve for x
    x = 6,998,081.63/2,491.23
  6. Step 6: Final answer
    x = 2,809.09

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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.