Home / 2,516.64-3,771.46-2,144.52

Finding the Fourth Proportional to 2,516.64, 3,771.46 and 2,144.52

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Solution

The fourth proportional to 2,516.64, 3,771.46 and 2,144.52 is: 3,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.64 : 3,771.46 = 2,144.52 : x
  2. Step 2: Convert to fraction form
    2,516.64/3,771.46 = 2,144.52/x
  3. Step 3: Cross multiply
    2,516.64x = 3,771.46 × 2,144.52
  4. Step 4: Simplify right side
    2,516.64x = 8,087,971.40
  5. Step 5: Solve for x
    x = 8,087,971.40/2,516.64
  6. Step 6: Final answer
    x = 3,213.80

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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.