Home / 2,491.29-3,730.38-2,272.59

Finding the Fourth Proportional to 2,491.29, 3,730.38 and 2,272.59

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Solution

The fourth proportional to 2,491.29, 3,730.38 and 2,272.59 is: 3,402.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.29 : 3,730.38 = 2,272.59 : x
  2. Step 2: Convert to fraction form
    2,491.29/3,730.38 = 2,272.59/x
  3. Step 3: Cross multiply
    2,491.29x = 3,730.38 × 2,272.59
  4. Step 4: Simplify right side
    2,491.29x = 8,477,624.28
  5. Step 5: Solve for x
    x = 8,477,624.28/2,491.29
  6. Step 6: Final answer
    x = 3,402.91

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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.