Home / 7,449.70-11,170.94-4,330.60

Finding the Fourth Proportional to 7,449.70, 11,170.94 and 4,330.60

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Solution

The fourth proportional to 7,449.70, 11,170.94 and 4,330.60 is: 6,493.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.70 : 11,170.94 = 4,330.60 : x
  2. Step 2: Convert to fraction form
    7,449.70/11,170.94 = 4,330.60/x
  3. Step 3: Cross multiply
    7,449.70x = 11,170.94 × 4,330.60
  4. Step 4: Simplify right side
    7,449.70x = 48,376,872.76
  5. Step 5: Solve for x
    x = 48,376,872.76/7,449.70
  6. Step 6: Final answer
    x = 6,493.80

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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.