Home / 4,685.32-7,027.98-1,222.54

Finding the Fourth Proportional to 4,685.32, 7,027.98 and 1,222.54

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Solution

The fourth proportional to 4,685.32, 7,027.98 and 1,222.54 is: 1,833.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.32 : 7,027.98 = 1,222.54 : x
  2. Step 2: Convert to fraction form
    4,685.32/7,027.98 = 1,222.54/x
  3. Step 3: Cross multiply
    4,685.32x = 7,027.98 × 1,222.54
  4. Step 4: Simplify right side
    4,685.32x = 8,591,986.67
  5. Step 5: Solve for x
    x = 8,591,986.67/4,685.32
  6. Step 6: Final answer
    x = 1,833.81

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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.