Home / 5,558.46-7,672.23-3,201.54

Finding the Fourth Proportional to 5,558.46, 7,672.23 and 3,201.54

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Solution

The fourth proportional to 5,558.46, 7,672.23 and 3,201.54 is: 4,419.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.46 : 7,672.23 = 3,201.54 : x
  2. Step 2: Convert to fraction form
    5,558.46/7,672.23 = 3,201.54/x
  3. Step 3: Cross multiply
    5,558.46x = 7,672.23 × 3,201.54
  4. Step 4: Simplify right side
    5,558.46x = 24,562,951.23
  5. Step 5: Solve for x
    x = 24,562,951.23/5,558.46
  6. Step 6: Final answer
    x = 4,419.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.