Home / 5,516.69-7,613.10-2,998.83

Finding the Fourth Proportional to 5,516.69, 7,613.10 and 2,998.83

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Solution

The fourth proportional to 5,516.69, 7,613.10 and 2,998.83 is: 4,138.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.69 : 7,613.10 = 2,998.83 : x
  2. Step 2: Convert to fraction form
    5,516.69/7,613.10 = 2,998.83/x
  3. Step 3: Cross multiply
    5,516.69x = 7,613.10 × 2,998.83
  4. Step 4: Simplify right side
    5,516.69x = 22,830,404.21
  5. Step 5: Solve for x
    x = 22,830,404.21/5,516.69
  6. Step 6: Final answer
    x = 4,138.43

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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.