Home / 3,822.57-5,733.81-1,451.12

Finding the Fourth Proportional to 3,822.57, 5,733.81 and 1,451.12

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Solution

The fourth proportional to 3,822.57, 5,733.81 and 1,451.12 is: 2,176.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.57 : 5,733.81 = 1,451.12 : x
  2. Step 2: Convert to fraction form
    3,822.57/5,733.81 = 1,451.12/x
  3. Step 3: Cross multiply
    3,822.57x = 5,733.81 × 1,451.12
  4. Step 4: Simplify right side
    3,822.57x = 8,320,417.70
  5. Step 5: Solve for x
    x = 8,320,417.70/3,822.57
  6. Step 6: Final answer
    x = 2,176.66

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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.