Home / 3,621.10-5,431.60-1,024.04

Finding the Fourth Proportional to 3,621.10, 5,431.60 and 1,024.04

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Solution

The fourth proportional to 3,621.10, 5,431.60 and 1,024.04 is: 1,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.10 : 5,431.60 = 1,024.04 : x
  2. Step 2: Convert to fraction form
    3,621.10/5,431.60 = 1,024.04/x
  3. Step 3: Cross multiply
    3,621.10x = 5,431.60 × 1,024.04
  4. Step 4: Simplify right side
    3,621.10x = 5,562,144.03
  5. Step 5: Solve for x
    x = 5,562,144.03/3,621.10
  6. Step 6: Final answer
    x = 1,536.04

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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.