Home / 3,516.51-5,267.71-1,669.42

Finding the Fourth Proportional to 3,516.51, 5,267.71 and 1,669.42

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Solution

The fourth proportional to 3,516.51, 5,267.71 and 1,669.42 is: 2,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.51 : 5,267.71 = 1,669.42 : x
  2. Step 2: Convert to fraction form
    3,516.51/5,267.71 = 1,669.42/x
  3. Step 3: Cross multiply
    3,516.51x = 5,267.71 × 1,669.42
  4. Step 4: Simplify right side
    3,516.51x = 8,794,020.43
  5. Step 5: Solve for x
    x = 8,794,020.43/3,516.51
  6. Step 6: Final answer
    x = 2,500.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.