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Finding the Fourth Proportional to 3,338.72, 5,001.60 and 3,063.32

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Solution

The fourth proportional to 3,338.72, 5,001.60 and 3,063.32 is: 4,589.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.72 : 5,001.60 = 3,063.32 : x
  2. Step 2: Convert to fraction form
    3,338.72/5,001.60 = 3,063.32/x
  3. Step 3: Cross multiply
    3,338.72x = 5,001.60 × 3,063.32
  4. Step 4: Simplify right side
    3,338.72x = 15,321,501.31
  5. Step 5: Solve for x
    x = 15,321,501.31/3,338.72
  6. Step 6: Final answer
    x = 4,589.03

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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.