Home / 4,493.73-6,739.81-1,206.55

Finding the Fourth Proportional to 4,493.73, 6,739.81 and 1,206.55

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Solution

The fourth proportional to 4,493.73, 6,739.81 and 1,206.55 is: 1,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.73 : 6,739.81 = 1,206.55 : x
  2. Step 2: Convert to fraction form
    4,493.73/6,739.81 = 1,206.55/x
  3. Step 3: Cross multiply
    4,493.73x = 6,739.81 × 1,206.55
  4. Step 4: Simplify right side
    4,493.73x = 8,131,885.25
  5. Step 5: Solve for x
    x = 8,131,885.25/4,493.73
  6. Step 6: Final answer
    x = 1,809.61

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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.