Home / 3,621.02-5,431.73-1,023.75

Finding the Fourth Proportional to 3,621.02, 5,431.73 and 1,023.75

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Solution

The fourth proportional to 3,621.02, 5,431.73 and 1,023.75 is: 1,535.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.02 : 5,431.73 = 1,023.75 : x
  2. Step 2: Convert to fraction form
    3,621.02/5,431.73 = 1,023.75/x
  3. Step 3: Cross multiply
    3,621.02x = 5,431.73 × 1,023.75
  4. Step 4: Simplify right side
    3,621.02x = 5,560,733.59
  5. Step 5: Solve for x
    x = 5,560,733.59/3,621.02
  6. Step 6: Final answer
    x = 1,535.68

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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.