Home / 3,152.55-4,719.68-2,375.81

Finding the Fourth Proportional to 3,152.55, 4,719.68 and 2,375.81

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Solution

The fourth proportional to 3,152.55, 4,719.68 and 2,375.81 is: 3,556.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.55 : 4,719.68 = 2,375.81 : x
  2. Step 2: Convert to fraction form
    3,152.55/4,719.68 = 2,375.81/x
  3. Step 3: Cross multiply
    3,152.55x = 4,719.68 × 2,375.81
  4. Step 4: Simplify right side
    3,152.55x = 11,213,062.94
  5. Step 5: Solve for x
    x = 11,213,062.94/3,152.55
  6. Step 6: Final answer
    x = 3,556.82

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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.