Home / 4,301.28-6,453.03-1,379.61

Finding the Fourth Proportional to 4,301.28, 6,453.03 and 1,379.61

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Solution

The fourth proportional to 4,301.28, 6,453.03 and 1,379.61 is: 2,069.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,301.28 : 6,453.03 = 1,379.61 : x
  2. Step 2: Convert to fraction form
    4,301.28/6,453.03 = 1,379.61/x
  3. Step 3: Cross multiply
    4,301.28x = 6,453.03 × 1,379.61
  4. Step 4: Simplify right side
    4,301.28x = 8,902,664.72
  5. Step 5: Solve for x
    x = 8,902,664.72/4,301.28
  6. Step 6: Final answer
    x = 2,069.77

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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.