Home / 2,502.96-3,453.87-1,455.09

Finding the Fourth Proportional to 2,502.96, 3,453.87 and 1,455.09

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Solution

The fourth proportional to 2,502.96, 3,453.87 and 1,455.09 is: 2,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.96 : 3,453.87 = 1,455.09 : x
  2. Step 2: Convert to fraction form
    2,502.96/3,453.87 = 1,455.09/x
  3. Step 3: Cross multiply
    2,502.96x = 3,453.87 × 1,455.09
  4. Step 4: Simplify right side
    2,502.96x = 5,025,691.70
  5. Step 5: Solve for x
    x = 5,025,691.70/2,502.96
  6. Step 6: Final answer
    x = 2,007.90

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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.