Home / 5,516.31-7,612.55-2,998.41

Finding the Fourth Proportional to 5,516.31, 7,612.55 and 2,998.41

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Solution

The fourth proportional to 5,516.31, 7,612.55 and 2,998.41 is: 4,137.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.31 : 7,612.55 = 2,998.41 : x
  2. Step 2: Convert to fraction form
    5,516.31/7,612.55 = 2,998.41/x
  3. Step 3: Cross multiply
    5,516.31x = 7,612.55 × 2,998.41
  4. Step 4: Simplify right side
    5,516.31x = 22,825,546.05
  5. Step 5: Solve for x
    x = 22,825,546.05/5,516.31
  6. Step 6: Final answer
    x = 4,137.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.