Home / 2,425.78-3,635.97-1,502.02

Finding the Fourth Proportional to 2,425.78, 3,635.97 and 1,502.02

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Solution

The fourth proportional to 2,425.78, 3,635.97 and 1,502.02 is: 2,251.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.78 : 3,635.97 = 1,502.02 : x
  2. Step 2: Convert to fraction form
    2,425.78/3,635.97 = 1,502.02/x
  3. Step 3: Cross multiply
    2,425.78x = 3,635.97 × 1,502.02
  4. Step 4: Simplify right side
    2,425.78x = 5,461,299.66
  5. Step 5: Solve for x
    x = 5,461,299.66/2,425.78
  6. Step 6: Final answer
    x = 2,251.36

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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.