Home / 2,422.44-3,343.68-1,583.55

Finding the Fourth Proportional to 2,422.44, 3,343.68 and 1,583.55

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Solution

The fourth proportional to 2,422.44, 3,343.68 and 1,583.55 is: 2,185.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.44 : 3,343.68 = 1,583.55 : x
  2. Step 2: Convert to fraction form
    2,422.44/3,343.68 = 1,583.55/x
  3. Step 3: Cross multiply
    2,422.44x = 3,343.68 × 1,583.55
  4. Step 4: Simplify right side
    2,422.44x = 5,294,884.46
  5. Step 5: Solve for x
    x = 5,294,884.46/2,422.44
  6. Step 6: Final answer
    x = 2,185.76

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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.