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Finding the Fourth Proportional to 3,330.59, 4,996.49 and 2,245.59

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Solution

The fourth proportional to 3,330.59, 4,996.49 and 2,245.59 is: 3,368.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.59 : 4,996.49 = 2,245.59 : x
  2. Step 2: Convert to fraction form
    3,330.59/4,996.49 = 2,245.59/x
  3. Step 3: Cross multiply
    3,330.59x = 4,996.49 × 2,245.59
  4. Step 4: Simplify right side
    3,330.59x = 11,220,056.75
  5. Step 5: Solve for x
    x = 11,220,056.75/3,330.59
  6. Step 6: Final answer
    x = 3,368.79

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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.