Home / 3,062-4,225.58-1,664.80

Finding the Fourth Proportional to 3,062, 4,225.58 and 1,664.80

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Solution

The fourth proportional to 3,062, 4,225.58 and 1,664.80 is: 2,297.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062 : 4,225.58 = 1,664.80 : x
  2. Step 2: Convert to fraction form
    3,062/4,225.58 = 1,664.80/x
  3. Step 3: Cross multiply
    3,062x = 4,225.58 × 1,664.80
  4. Step 4: Simplify right side
    3,062x = 7,034,745.58
  5. Step 5: Solve for x
    x = 7,034,745.58/3,062
  6. Step 6: Final answer
    x = 2,297.43

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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.