Home / 3,629.20-5,444.40-3,261.86

Finding the Fourth Proportional to 3,629.20, 5,444.40 and 3,261.86

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Solution

The fourth proportional to 3,629.20, 5,444.40 and 3,261.86 is: 4,893.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.20 : 5,444.40 = 3,261.86 : x
  2. Step 2: Convert to fraction form
    3,629.20/5,444.40 = 3,261.86/x
  3. Step 3: Cross multiply
    3,629.20x = 5,444.40 × 3,261.86
  4. Step 4: Simplify right side
    3,629.20x = 17,758,870.58
  5. Step 5: Solve for x
    x = 17,758,870.58/3,629.20
  6. Step 6: Final answer
    x = 4,893.34

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1.5x scale

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.