Home / 2,563.16-3,845.97-1,393.11

Finding the Fourth Proportional to 2,563.16, 3,845.97 and 1,393.11

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Solution

The fourth proportional to 2,563.16, 3,845.97 and 1,393.11 is: 2,090.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563.16 : 3,845.97 = 1,393.11 : x
  2. Step 2: Convert to fraction form
    2,563.16/3,845.97 = 1,393.11/x
  3. Step 3: Cross multiply
    2,563.16x = 3,845.97 × 1,393.11
  4. Step 4: Simplify right side
    2,563.16x = 5,357,859.27
  5. Step 5: Solve for x
    x = 5,357,859.27/2,563.16
  6. Step 6: Final answer
    x = 2,090.34

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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.