Home / 4,181.38-5,770.30-2,318.38

Finding the Fourth Proportional to 4,181.38, 5,770.30 and 2,318.38

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Solution

The fourth proportional to 4,181.38, 5,770.30 and 2,318.38 is: 3,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.38 : 5,770.30 = 2,318.38 : x
  2. Step 2: Convert to fraction form
    4,181.38/5,770.30 = 2,318.38/x
  3. Step 3: Cross multiply
    4,181.38x = 5,770.30 × 2,318.38
  4. Step 4: Simplify right side
    4,181.38x = 13,377,748.11
  5. Step 5: Solve for x
    x = 13,377,748.11/4,181.38
  6. Step 6: Final answer
    x = 3,199.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.