Home / 5,310.70-7,963.43-3,090.29

Finding the Fourth Proportional to 5,310.70, 7,963.43 and 3,090.29

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Solution

The fourth proportional to 5,310.70, 7,963.43 and 3,090.29 is: 4,633.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.70 : 7,963.43 = 3,090.29 : x
  2. Step 2: Convert to fraction form
    5,310.70/7,963.43 = 3,090.29/x
  3. Step 3: Cross multiply
    5,310.70x = 7,963.43 × 3,090.29
  4. Step 4: Simplify right side
    5,310.70x = 24,609,308.09
  5. Step 5: Solve for x
    x = 24,609,308.09/5,310.70
  6. Step 6: Final answer
    x = 4,633.91

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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.