Home / 3,162.41-4,744.43-1,214.77

Finding the Fourth Proportional to 3,162.41, 4,744.43 and 1,214.77

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Solution

The fourth proportional to 3,162.41, 4,744.43 and 1,214.77 is: 1,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.41 : 4,744.43 = 1,214.77 : x
  2. Step 2: Convert to fraction form
    3,162.41/4,744.43 = 1,214.77/x
  3. Step 3: Cross multiply
    3,162.41x = 4,744.43 × 1,214.77
  4. Step 4: Simplify right side
    3,162.41x = 5,763,391.23
  5. Step 5: Solve for x
    x = 5,763,391.23/3,162.41
  6. Step 6: Final answer
    x = 1,822.47

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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.