Home / 4,621.91-6,930.11-1,849.89

Finding the Fourth Proportional to 4,621.91, 6,930.11 and 1,849.89

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Solution

The fourth proportional to 4,621.91, 6,930.11 and 1,849.89 is: 2,773.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.91 : 6,930.11 = 1,849.89 : x
  2. Step 2: Convert to fraction form
    4,621.91/6,930.11 = 1,849.89/x
  3. Step 3: Cross multiply
    4,621.91x = 6,930.11 × 1,849.89
  4. Step 4: Simplify right side
    4,621.91x = 12,819,922.41
  5. Step 5: Solve for x
    x = 12,819,922.41/4,621.91
  6. Step 6: Final answer
    x = 2,773.73

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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.