Home / 9,447.87-14,162.58-3,520.42

Finding the Fourth Proportional to 9,447.87, 14,162.58 and 3,520.42

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Solution

The fourth proportional to 9,447.87, 14,162.58 and 3,520.42 is: 5,277.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447.87 : 14,162.58 = 3,520.42 : x
  2. Step 2: Convert to fraction form
    9,447.87/14,162.58 = 3,520.42/x
  3. Step 3: Cross multiply
    9,447.87x = 14,162.58 × 3,520.42
  4. Step 4: Simplify right side
    9,447.87x = 49,858,229.88
  5. Step 5: Solve for x
    x = 49,858,229.88/9,447.87
  6. Step 6: Final answer
    x = 5,277.19

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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.