Home / 3,922.94-5,885.43-1,458.47

Finding the Fourth Proportional to 3,922.94, 5,885.43 and 1,458.47

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Solution

The fourth proportional to 3,922.94, 5,885.43 and 1,458.47 is: 2,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.94 : 5,885.43 = 1,458.47 : x
  2. Step 2: Convert to fraction form
    3,922.94/5,885.43 = 1,458.47/x
  3. Step 3: Cross multiply
    3,922.94x = 5,885.43 × 1,458.47
  4. Step 4: Simplify right side
    3,922.94x = 8,583,723.09
  5. Step 5: Solve for x
    x = 8,583,723.09/3,922.94
  6. Step 6: Final answer
    x = 2,188.08

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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.