Home / 5,741.48-7,927.94-3,620.43

Finding the Fourth Proportional to 5,741.48, 7,927.94 and 3,620.43

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Solution

The fourth proportional to 5,741.48, 7,927.94 and 3,620.43 is: 4,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,741.48 : 7,927.94 = 3,620.43 : x
  2. Step 2: Convert to fraction form
    5,741.48/7,927.94 = 3,620.43/x
  3. Step 3: Cross multiply
    5,741.48x = 7,927.94 × 3,620.43
  4. Step 4: Simplify right side
    5,741.48x = 28,702,560.87
  5. Step 5: Solve for x
    x = 28,702,560.87/5,741.48
  6. Step 6: Final answer
    x = 4,999.15

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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.