Home / 3,682.45-5,524.08-1,342.70

Finding the Fourth Proportional to 3,682.45, 5,524.08 and 1,342.70

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Solution

The fourth proportional to 3,682.45, 5,524.08 and 1,342.70 is: 2,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.45 : 5,524.08 = 1,342.70 : x
  2. Step 2: Convert to fraction form
    3,682.45/5,524.08 = 1,342.70/x
  3. Step 3: Cross multiply
    3,682.45x = 5,524.08 × 1,342.70
  4. Step 4: Simplify right side
    3,682.45x = 7,417,182.22
  5. Step 5: Solve for x
    x = 7,417,182.22/3,682.45
  6. Step 6: Final answer
    x = 2,014.20

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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.