Home / 1,502.22-2,248.89-850.98

Finding the Fourth Proportional to 1,502.22, 2,248.89 and 850.98

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Solution

The fourth proportional to 1,502.22, 2,248.89 and 850.98 is: 1,273.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.22 : 2,248.89 = 850.98 : x
  2. Step 2: Convert to fraction form
    1,502.22/2,248.89 = 850.98/x
  3. Step 3: Cross multiply
    1,502.22x = 2,248.89 × 850.98
  4. Step 4: Simplify right side
    1,502.22x = 1,913,760.41
  5. Step 5: Solve for x
    x = 1,913,760.41/1,502.22
  6. Step 6: Final answer
    x = 1,273.95

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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.