Home / 5,148.23-7,722.46-1,450.43

Finding the Fourth Proportional to 5,148.23, 7,722.46 and 1,450.43

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Solution

The fourth proportional to 5,148.23, 7,722.46 and 1,450.43 is: 2,175.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.23 : 7,722.46 = 1,450.43 : x
  2. Step 2: Convert to fraction form
    5,148.23/7,722.46 = 1,450.43/x
  3. Step 3: Cross multiply
    5,148.23x = 7,722.46 × 1,450.43
  4. Step 4: Simplify right side
    5,148.23x = 11,200,887.66
  5. Step 5: Solve for x
    x = 11,200,887.66/5,148.23
  6. Step 6: Final answer
    x = 2,175.68

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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.