Home / 2,563.96-3,845.88-1,102.12

Finding the Fourth Proportional to 2,563.96, 3,845.88 and 1,102.12

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Solution

The fourth proportional to 2,563.96, 3,845.88 and 1,102.12 is: 1,653.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563.96 : 3,845.88 = 1,102.12 : x
  2. Step 2: Convert to fraction form
    2,563.96/3,845.88 = 1,102.12/x
  3. Step 3: Cross multiply
    2,563.96x = 3,845.88 × 1,102.12
  4. Step 4: Simplify right side
    2,563.96x = 4,238,621.27
  5. Step 5: Solve for x
    x = 4,238,621.27/2,563.96
  6. Step 6: Final answer
    x = 1,653.15

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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.