Home / 2,516.36-3,773.90-2,108.04

Finding the Fourth Proportional to 2,516.36, 3,773.90 and 2,108.04

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Solution

The fourth proportional to 2,516.36, 3,773.90 and 2,108.04 is: 3,161.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.36 : 3,773.90 = 2,108.04 : x
  2. Step 2: Convert to fraction form
    2,516.36/3,773.90 = 2,108.04/x
  3. Step 3: Cross multiply
    2,516.36x = 3,773.90 × 2,108.04
  4. Step 4: Simplify right side
    2,516.36x = 7,955,532.16
  5. Step 5: Solve for x
    x = 7,955,532.16/2,516.36
  6. Step 6: Final answer
    x = 3,161.52

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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.