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Finding the Fourth Proportional to 3,705.54, 5,554.44 and 1,755.42

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Solution

The fourth proportional to 3,705.54, 5,554.44 and 1,755.42 is: 2,631.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.54 : 5,554.44 = 1,755.42 : x
  2. Step 2: Convert to fraction form
    3,705.54/5,554.44 = 1,755.42/x
  3. Step 3: Cross multiply
    3,705.54x = 5,554.44 × 1,755.42
  4. Step 4: Simplify right side
    3,705.54x = 9,750,375.06
  5. Step 5: Solve for x
    x = 9,750,375.06/3,705.54
  6. Step 6: Final answer
    x = 2,631.30

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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.