Home / 5,043.72-7,561.32-2,409.73

Finding the Fourth Proportional to 5,043.72, 7,561.32 and 2,409.73

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Solution

The fourth proportional to 5,043.72, 7,561.32 and 2,409.73 is: 3,612.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.72 : 7,561.32 = 2,409.73 : x
  2. Step 2: Convert to fraction form
    5,043.72/7,561.32 = 2,409.73/x
  3. Step 3: Cross multiply
    5,043.72x = 7,561.32 × 2,409.73
  4. Step 4: Simplify right side
    5,043.72x = 18,220,739.64
  5. Step 5: Solve for x
    x = 18,220,739.64/5,043.72
  6. Step 6: Final answer
    x = 3,612.56

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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.