Home / 3,027.21-4,542.12-1,641.54

Finding the Fourth Proportional to 3,027.21, 4,542.12 and 1,641.54

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Solution

The fourth proportional to 3,027.21, 4,542.12 and 1,641.54 is: 2,463.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.21 : 4,542.12 = 1,641.54 : x
  2. Step 2: Convert to fraction form
    3,027.21/4,542.12 = 1,641.54/x
  3. Step 3: Cross multiply
    3,027.21x = 4,542.12 × 1,641.54
  4. Step 4: Simplify right side
    3,027.21x = 7,456,071.66
  5. Step 5: Solve for x
    x = 7,456,071.66/3,027.21
  6. Step 6: Final answer
    x = 2,463.02

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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.