Home / 5,516.35-7,612.53-2,998.48

Finding the Fourth Proportional to 5,516.35, 7,612.53 and 2,998.48

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Solution

The fourth proportional to 5,516.35, 7,612.53 and 2,998.48 is: 4,137.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.35 : 7,612.53 = 2,998.48 : x
  2. Step 2: Convert to fraction form
    5,516.35/7,612.53 = 2,998.48/x
  3. Step 3: Cross multiply
    5,516.35x = 7,612.53 × 2,998.48
  4. Step 4: Simplify right side
    5,516.35x = 22,826,018.95
  5. Step 5: Solve for x
    x = 22,826,018.95/5,516.35
  6. Step 6: Final answer
    x = 4,137.88

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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.