Home / 5,889.30-8,126.89-3,621.50

Finding the Fourth Proportional to 5,889.30, 8,126.89 and 3,621.50

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Solution

The fourth proportional to 5,889.30, 8,126.89 and 3,621.50 is: 4,997.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.30 : 8,126.89 = 3,621.50 : x
  2. Step 2: Convert to fraction form
    5,889.30/8,126.89 = 3,621.50/x
  3. Step 3: Cross multiply
    5,889.30x = 8,126.89 × 3,621.50
  4. Step 4: Simplify right side
    5,889.30x = 29,431,532.14
  5. Step 5: Solve for x
    x = 29,431,532.14/5,889.30
  6. Step 6: Final answer
    x = 4,997.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.