Home / 3,822.27-5,730.30-1,355.55

Finding the Fourth Proportional to 3,822.27, 5,730.30 and 1,355.55

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Solution

The fourth proportional to 3,822.27, 5,730.30 and 1,355.55 is: 2,032.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.27 : 5,730.30 = 1,355.55 : x
  2. Step 2: Convert to fraction form
    3,822.27/5,730.30 = 1,355.55/x
  3. Step 3: Cross multiply
    3,822.27x = 5,730.30 × 1,355.55
  4. Step 4: Simplify right side
    3,822.27x = 7,767,708.17
  5. Step 5: Solve for x
    x = 7,767,708.17/3,822.27
  6. Step 6: Final answer
    x = 2,032.22

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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.