Home / 2,461.43-3,393.96-1,621.87

Finding the Fourth Proportional to 2,461.43, 3,393.96 and 1,621.87

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Solution

The fourth proportional to 2,461.43, 3,393.96 and 1,621.87 is: 2,236.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.43 : 3,393.96 = 1,621.87 : x
  2. Step 2: Convert to fraction form
    2,461.43/3,393.96 = 1,621.87/x
  3. Step 3: Cross multiply
    2,461.43x = 3,393.96 × 1,621.87
  4. Step 4: Simplify right side
    2,461.43x = 5,504,544.94
  5. Step 5: Solve for x
    x = 5,504,544.94/2,461.43
  6. Step 6: Final answer
    x = 2,236.32

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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.