Home / 4,228.44-6,330.42-3,192.72

Finding the Fourth Proportional to 4,228.44, 6,330.42 and 3,192.72

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Solution

The fourth proportional to 4,228.44, 6,330.42 and 3,192.72 is: 4,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.44 : 6,330.42 = 3,192.72 : x
  2. Step 2: Convert to fraction form
    4,228.44/6,330.42 = 3,192.72/x
  3. Step 3: Cross multiply
    4,228.44x = 6,330.42 × 3,192.72
  4. Step 4: Simplify right side
    4,228.44x = 20,211,258.54
  5. Step 5: Solve for x
    x = 20,211,258.54/4,228.44
  6. Step 6: Final answer
    x = 4,779.84

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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.