Home / 3,621.56-5,431.70-1,024.44

Finding the Fourth Proportional to 3,621.56, 5,431.70 and 1,024.44

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Solution

The fourth proportional to 3,621.56, 5,431.70 and 1,024.44 is: 1,536.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.56 : 5,431.70 = 1,024.44 : x
  2. Step 2: Convert to fraction form
    3,621.56/5,431.70 = 1,024.44/x
  3. Step 3: Cross multiply
    3,621.56x = 5,431.70 × 1,024.44
  4. Step 4: Simplify right side
    3,621.56x = 5,564,450.75
  5. Step 5: Solve for x
    x = 5,564,450.75/3,621.56
  6. Step 6: Final answer
    x = 1,536.48

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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.