Home / 1,943.10-2,682.24-1,314

Finding the Fourth Proportional to 1,943.10, 2,682.24 and 1,314

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Solution

The fourth proportional to 1,943.10, 2,682.24 and 1,314 is: 1,813.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.10 : 2,682.24 = 1,314 : x
  2. Step 2: Convert to fraction form
    1,943.10/2,682.24 = 1,314/x
  3. Step 3: Cross multiply
    1,943.10x = 2,682.24 × 1,314
  4. Step 4: Simplify right side
    1,943.10x = 3,524,463.36
  5. Step 5: Solve for x
    x = 3,524,463.36/1,943.10
  6. Step 6: Final answer
    x = 1,813.84

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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.