Home / 3,217.43-4,821.53-1,827.83

Finding the Fourth Proportional to 3,217.43, 4,821.53 and 1,827.83

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Solution

The fourth proportional to 3,217.43, 4,821.53 and 1,827.83 is: 2,739.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.43 : 4,821.53 = 1,827.83 : x
  2. Step 2: Convert to fraction form
    3,217.43/4,821.53 = 1,827.83/x
  3. Step 3: Cross multiply
    3,217.43x = 4,821.53 × 1,827.83
  4. Step 4: Simplify right side
    3,217.43x = 8,812,903.93
  5. Step 5: Solve for x
    x = 8,812,903.93/3,217.43
  6. Step 6: Final answer
    x = 2,739.12

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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.