Home / 8,273.79-12,412.50-2,726.91

Finding the Fourth Proportional to 8,273.79, 12,412.50 and 2,726.91

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Solution

The fourth proportional to 8,273.79, 12,412.50 and 2,726.91 is: 4,090.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.79 : 12,412.50 = 2,726.91 : x
  2. Step 2: Convert to fraction form
    8,273.79/12,412.50 = 2,726.91/x
  3. Step 3: Cross multiply
    8,273.79x = 12,412.50 × 2,726.91
  4. Step 4: Simplify right side
    8,273.79x = 33,847,770.38
  5. Step 5: Solve for x
    x = 33,847,770.38/8,273.79
  6. Step 6: Final answer
    x = 4,090.96

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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.