Home / 3,927.54-5,889.87-1,619.22

Finding the Fourth Proportional to 3,927.54, 5,889.87 and 1,619.22

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Solution

The fourth proportional to 3,927.54, 5,889.87 and 1,619.22 is: 2,428.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.54 : 5,889.87 = 1,619.22 : x
  2. Step 2: Convert to fraction form
    3,927.54/5,889.87 = 1,619.22/x
  3. Step 3: Cross multiply
    3,927.54x = 5,889.87 × 1,619.22
  4. Step 4: Simplify right side
    3,927.54x = 9,536,995.30
  5. Step 5: Solve for x
    x = 9,536,995.30/3,927.54
  6. Step 6: Final answer
    x = 2,428.24

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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.