Home / 3,516.28-5,272.26-1,667.32

Finding the Fourth Proportional to 3,516.28, 5,272.26 and 1,667.32

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Solution

The fourth proportional to 3,516.28, 5,272.26 and 1,667.32 is: 2,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.28 : 5,272.26 = 1,667.32 : x
  2. Step 2: Convert to fraction form
    3,516.28/5,272.26 = 1,667.32/x
  3. Step 3: Cross multiply
    3,516.28x = 5,272.26 × 1,667.32
  4. Step 4: Simplify right side
    3,516.28x = 8,790,544.54
  5. Step 5: Solve for x
    x = 8,790,544.54/3,516.28
  6. Step 6: Final answer
    x = 2,499.96

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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.