Home / 5,176.68-7,766.23-2,255.82

Finding the Fourth Proportional to 5,176.68, 7,766.23 and 2,255.82

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Solution

The fourth proportional to 5,176.68, 7,766.23 and 2,255.82 is: 3,384.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.68 : 7,766.23 = 2,255.82 : x
  2. Step 2: Convert to fraction form
    5,176.68/7,766.23 = 2,255.82/x
  3. Step 3: Cross multiply
    5,176.68x = 7,766.23 × 2,255.82
  4. Step 4: Simplify right side
    5,176.68x = 17,519,216.96
  5. Step 5: Solve for x
    x = 17,519,216.96/5,176.68
  6. Step 6: Final answer
    x = 3,384.26

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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.