Home / 4,489.06-6,731.34-2,615.56

Finding the Fourth Proportional to 4,489.06, 6,731.34 and 2,615.56

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Solution

The fourth proportional to 4,489.06, 6,731.34 and 2,615.56 is: 3,922.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.06 : 6,731.34 = 2,615.56 : x
  2. Step 2: Convert to fraction form
    4,489.06/6,731.34 = 2,615.56/x
  3. Step 3: Cross multiply
    4,489.06x = 6,731.34 × 2,615.56
  4. Step 4: Simplify right side
    4,489.06x = 17,606,185.57
  5. Step 5: Solve for x
    x = 17,606,185.57/4,489.06
  6. Step 6: Final answer
    x = 3,922.02

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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.