Home / 9,620.15-14,424.82-3,378.42

Finding the Fourth Proportional to 9,620.15, 14,424.82 and 3,378.42

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Solution

The fourth proportional to 9,620.15, 14,424.82 and 3,378.42 is: 5,065.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.15 : 14,424.82 = 3,378.42 : x
  2. Step 2: Convert to fraction form
    9,620.15/14,424.82 = 3,378.42/x
  3. Step 3: Cross multiply
    9,620.15x = 14,424.82 × 3,378.42
  4. Step 4: Simplify right side
    9,620.15x = 48,733,091.94
  5. Step 5: Solve for x
    x = 48,733,091.94/9,620.15
  6. Step 6: Final answer
    x = 5,065.73

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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.