Home / 3,516.15-5,272.98-1,542.73

Finding the Fourth Proportional to 3,516.15, 5,272.98 and 1,542.73

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Solution

The fourth proportional to 3,516.15, 5,272.98 and 1,542.73 is: 2,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.15 : 5,272.98 = 1,542.73 : x
  2. Step 2: Convert to fraction form
    3,516.15/5,272.98 = 1,542.73/x
  3. Step 3: Cross multiply
    3,516.15x = 5,272.98 × 1,542.73
  4. Step 4: Simplify right side
    3,516.15x = 8,134,784.44
  5. Step 5: Solve for x
    x = 8,134,784.44/3,516.15
  6. Step 6: Final answer
    x = 2,313.55

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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.