Home / 5,516.18-7,612.11-2,998.27

Finding the Fourth Proportional to 5,516.18, 7,612.11 and 2,998.27

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Solution

The fourth proportional to 5,516.18, 7,612.11 and 2,998.27 is: 4,137.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.18 : 7,612.11 = 2,998.27 : x
  2. Step 2: Convert to fraction form
    5,516.18/7,612.11 = 2,998.27/x
  3. Step 3: Cross multiply
    5,516.18x = 7,612.11 × 2,998.27
  4. Step 4: Simplify right side
    5,516.18x = 22,823,122.99
  5. Step 5: Solve for x
    x = 22,823,122.99/5,516.18
  6. Step 6: Final answer
    x = 4,137.49

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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.