Home / 5,516.21-7,609.52-3,416.69

Finding the Fourth Proportional to 5,516.21, 7,609.52 and 3,416.69

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Solution

The fourth proportional to 5,516.21, 7,609.52 and 3,416.69 is: 4,713.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.21 : 7,609.52 = 3,416.69 : x
  2. Step 2: Convert to fraction form
    5,516.21/7,609.52 = 3,416.69/x
  3. Step 3: Cross multiply
    5,516.21x = 7,609.52 × 3,416.69
  4. Step 4: Simplify right side
    5,516.21x = 25,999,372.83
  5. Step 5: Solve for x
    x = 25,999,372.83/5,516.21
  6. Step 6: Final answer
    x = 4,713.27

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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.