Home / 4,217.81-6,326.73-2,766.15

Finding the Fourth Proportional to 4,217.81, 6,326.73 and 2,766.15

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Solution

The fourth proportional to 4,217.81, 6,326.73 and 2,766.15 is: 4,149.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.81 : 6,326.73 = 2,766.15 : x
  2. Step 2: Convert to fraction form
    4,217.81/6,326.73 = 2,766.15/x
  3. Step 3: Cross multiply
    4,217.81x = 6,326.73 × 2,766.15
  4. Step 4: Simplify right side
    4,217.81x = 17,500,684.19
  5. Step 5: Solve for x
    x = 17,500,684.19/4,217.81
  6. Step 6: Final answer
    x = 4,149.24

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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.