Home / 4,915.23-7,375.88-1,993.56

Finding the Fourth Proportional to 4,915.23, 7,375.88 and 1,993.56

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Solution

The fourth proportional to 4,915.23, 7,375.88 and 1,993.56 is: 2,991.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.23 : 7,375.88 = 1,993.56 : x
  2. Step 2: Convert to fraction form
    4,915.23/7,375.88 = 1,993.56/x
  3. Step 3: Cross multiply
    4,915.23x = 7,375.88 × 1,993.56
  4. Step 4: Simplify right side
    4,915.23x = 14,704,212.49
  5. Step 5: Solve for x
    x = 14,704,212.49/4,915.23
  6. Step 6: Final answer
    x = 2,991.56

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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.