Home / 2,378.42-3,563.36-1,404

Finding the Fourth Proportional to 2,378.42, 3,563.36 and 1,404

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Solution

The fourth proportional to 2,378.42, 3,563.36 and 1,404 is: 2,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378.42 : 3,563.36 = 1,404 : x
  2. Step 2: Convert to fraction form
    2,378.42/3,563.36 = 1,404/x
  3. Step 3: Cross multiply
    2,378.42x = 3,563.36 × 1,404
  4. Step 4: Simplify right side
    2,378.42x = 5,002,957.44
  5. Step 5: Solve for x
    x = 5,002,957.44/2,378.42
  6. Step 6: Final answer
    x = 2,103.48

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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.