Home / 3,805.20-5,706.44-1,614.08

Finding the Fourth Proportional to 3,805.20, 5,706.44 and 1,614.08

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Solution

The fourth proportional to 3,805.20, 5,706.44 and 1,614.08 is: 2,420.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,805.20 : 5,706.44 = 1,614.08 : x
  2. Step 2: Convert to fraction form
    3,805.20/5,706.44 = 1,614.08/x
  3. Step 3: Cross multiply
    3,805.20x = 5,706.44 × 1,614.08
  4. Step 4: Simplify right side
    3,805.20x = 9,210,650.68
  5. Step 5: Solve for x
    x = 9,210,650.68/3,805.20
  6. Step 6: Final answer
    x = 2,420.54

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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.