Home / 3,222.60-4,833.08-1,372.76

Finding the Fourth Proportional to 3,222.60, 4,833.08 and 1,372.76

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Solution

The fourth proportional to 3,222.60, 4,833.08 and 1,372.76 is: 2,058.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.60 : 4,833.08 = 1,372.76 : x
  2. Step 2: Convert to fraction form
    3,222.60/4,833.08 = 1,372.76/x
  3. Step 3: Cross multiply
    3,222.60x = 4,833.08 × 1,372.76
  4. Step 4: Simplify right side
    3,222.60x = 6,634,658.90
  5. Step 5: Solve for x
    x = 6,634,658.90/3,222.60
  6. Step 6: Final answer
    x = 2,058.79

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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.