Home / 5,516.10-7,613.01-3,391.97

Finding the Fourth Proportional to 5,516.10, 7,613.01 and 3,391.97

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Solution

The fourth proportional to 5,516.10, 7,613.01 and 3,391.97 is: 4,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.10 : 7,613.01 = 3,391.97 : x
  2. Step 2: Convert to fraction form
    5,516.10/7,613.01 = 3,391.97/x
  3. Step 3: Cross multiply
    5,516.10x = 7,613.01 × 3,391.97
  4. Step 4: Simplify right side
    5,516.10x = 25,823,063.46
  5. Step 5: Solve for x
    x = 25,823,063.46/5,516.10
  6. Step 6: Final answer
    x = 4,681.40

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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.