Home / 4,685.16-7,028.19-1,222.41

Finding the Fourth Proportional to 4,685.16, 7,028.19 and 1,222.41

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Solution

The fourth proportional to 4,685.16, 7,028.19 and 1,222.41 is: 1,833.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.16 : 7,028.19 = 1,222.41 : x
  2. Step 2: Convert to fraction form
    4,685.16/7,028.19 = 1,222.41/x
  3. Step 3: Cross multiply
    4,685.16x = 7,028.19 × 1,222.41
  4. Step 4: Simplify right side
    4,685.16x = 8,591,329.74
  5. Step 5: Solve for x
    x = 8,591,329.74/4,685.16
  6. Step 6: Final answer
    x = 1,833.73

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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.