Home / 4,185.45-5,775.92-2,322.45

Finding the Fourth Proportional to 4,185.45, 5,775.92 and 2,322.45

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Solution

The fourth proportional to 4,185.45, 5,775.92 and 2,322.45 is: 3,204.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.45 : 5,775.92 = 2,322.45 : x
  2. Step 2: Convert to fraction form
    4,185.45/5,775.92 = 2,322.45/x
  3. Step 3: Cross multiply
    4,185.45x = 5,775.92 × 2,322.45
  4. Step 4: Simplify right side
    4,185.45x = 13,414,285.40
  5. Step 5: Solve for x
    x = 13,414,285.40/4,185.45
  6. Step 6: Final answer
    x = 3,204.98

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1.5x scale

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.