Home / 3,923.43-5,886.09-1,458.33

Finding the Fourth Proportional to 3,923.43, 5,886.09 and 1,458.33

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Solution

The fourth proportional to 3,923.43, 5,886.09 and 1,458.33 is: 2,187.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.43 : 5,886.09 = 1,458.33 : x
  2. Step 2: Convert to fraction form
    3,923.43/5,886.09 = 1,458.33/x
  3. Step 3: Cross multiply
    3,923.43x = 5,886.09 × 1,458.33
  4. Step 4: Simplify right side
    3,923.43x = 8,583,861.63
  5. Step 5: Solve for x
    x = 8,583,861.63/3,923.43
  6. Step 6: Final answer
    x = 2,187.85

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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.