Home / 5,762.13-7,951.26-3,243.43

Finding the Fourth Proportional to 5,762.13, 7,951.26 and 3,243.43

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Solution

The fourth proportional to 5,762.13, 7,951.26 and 3,243.43 is: 4,475.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,762.13 : 7,951.26 = 3,243.43 : x
  2. Step 2: Convert to fraction form
    5,762.13/7,951.26 = 3,243.43/x
  3. Step 3: Cross multiply
    5,762.13x = 7,951.26 × 3,243.43
  4. Step 4: Simplify right side
    5,762.13x = 25,789,355.22
  5. Step 5: Solve for x
    x = 25,789,355.22/5,762.13
  6. Step 6: Final answer
    x = 4,475.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.