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Finding the Fourth Proportional to 3,362.98, 5,044.46 and 1,054.48

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Solution

The fourth proportional to 3,362.98, 5,044.46 and 1,054.48 is: 1,581.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.98 : 5,044.46 = 1,054.48 : x
  2. Step 2: Convert to fraction form
    3,362.98/5,044.46 = 1,054.48/x
  3. Step 3: Cross multiply
    3,362.98x = 5,044.46 × 1,054.48
  4. Step 4: Simplify right side
    3,362.98x = 5,319,269.95
  5. Step 5: Solve for x
    x = 5,319,269.95/3,362.98
  6. Step 6: Final answer
    x = 1,581.71

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Double scale
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Similar ratio
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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.