Home / 2,770.44-4,161.06-2,380.32

Finding the Fourth Proportional to 2,770.44, 4,161.06 and 2,380.32

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Solution

The fourth proportional to 2,770.44, 4,161.06 and 2,380.32 is: 3,575.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.44 : 4,161.06 = 2,380.32 : x
  2. Step 2: Convert to fraction form
    2,770.44/4,161.06 = 2,380.32/x
  3. Step 3: Cross multiply
    2,770.44x = 4,161.06 × 2,380.32
  4. Step 4: Simplify right side
    2,770.44x = 9,904,654.34
  5. Step 5: Solve for x
    x = 9,904,654.34/2,770.44
  6. Step 6: Final answer
    x = 3,575.12

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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.