Home / 4,101.28-6,150.40-1,635.36

Finding the Fourth Proportional to 4,101.28, 6,150.40 and 1,635.36

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Solution

The fourth proportional to 4,101.28, 6,150.40 and 1,635.36 is: 2,452.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.28 : 6,150.40 = 1,635.36 : x
  2. Step 2: Convert to fraction form
    4,101.28/6,150.40 = 1,635.36/x
  3. Step 3: Cross multiply
    4,101.28x = 6,150.40 × 1,635.36
  4. Step 4: Simplify right side
    4,101.28x = 10,058,118.14
  5. Step 5: Solve for x
    x = 10,058,118.14/4,101.28
  6. Step 6: Final answer
    x = 2,452.43

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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.