Home / 5,163.59-7,125.92-2,925.43

Finding the Fourth Proportional to 5,163.59, 7,125.92 and 2,925.43

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Solution

The fourth proportional to 5,163.59, 7,125.92 and 2,925.43 is: 4,037.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.59 : 7,125.92 = 2,925.43 : x
  2. Step 2: Convert to fraction form
    5,163.59/7,125.92 = 2,925.43/x
  3. Step 3: Cross multiply
    5,163.59x = 7,125.92 × 2,925.43
  4. Step 4: Simplify right side
    5,163.59x = 20,846,380.15
  5. Step 5: Solve for x
    x = 20,846,380.15/5,163.59
  6. Step 6: Final answer
    x = 4,037.19

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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.