Home / 3,682.12-5,523.48-1,342.74

Finding the Fourth Proportional to 3,682.12, 5,523.48 and 1,342.74

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Solution

The fourth proportional to 3,682.12, 5,523.48 and 1,342.74 is: 2,014.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.12 : 5,523.48 = 1,342.74 : x
  2. Step 2: Convert to fraction form
    3,682.12/5,523.48 = 1,342.74/x
  3. Step 3: Cross multiply
    3,682.12x = 5,523.48 × 1,342.74
  4. Step 4: Simplify right side
    3,682.12x = 7,416,597.54
  5. Step 5: Solve for x
    x = 7,416,597.54/3,682.12
  6. Step 6: Final answer
    x = 2,014.22

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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.