Home / 4,185.64-5,775.78-2,322.52

Finding the Fourth Proportional to 4,185.64, 5,775.78 and 2,322.52

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Solution

The fourth proportional to 4,185.64, 5,775.78 and 2,322.52 is: 3,204.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.64 : 5,775.78 = 2,322.52 : x
  2. Step 2: Convert to fraction form
    4,185.64/5,775.78 = 2,322.52/x
  3. Step 3: Cross multiply
    4,185.64x = 5,775.78 × 2,322.52
  4. Step 4: Simplify right side
    4,185.64x = 13,414,364.57
  5. Step 5: Solve for x
    x = 13,414,364.57/4,185.64
  6. Step 6: Final answer
    x = 3,204.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.