Home / 3,681.39-5,523.95-1,832.43

Finding the Fourth Proportional to 3,681.39, 5,523.95 and 1,832.43

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Solution

The fourth proportional to 3,681.39, 5,523.95 and 1,832.43 is: 2,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.39 : 5,523.95 = 1,832.43 : x
  2. Step 2: Convert to fraction form
    3,681.39/5,523.95 = 1,832.43/x
  3. Step 3: Cross multiply
    3,681.39x = 5,523.95 × 1,832.43
  4. Step 4: Simplify right side
    3,681.39x = 10,122,251.70
  5. Step 5: Solve for x
    x = 10,122,251.70/3,681.39
  6. Step 6: Final answer
    x = 2,749.57

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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.