Home / 1,952.49-2,694.78-1,887.62

Finding the Fourth Proportional to 1,952.49, 2,694.78 and 1,887.62

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Solution

The fourth proportional to 1,952.49, 2,694.78 and 1,887.62 is: 2,605.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.49 : 2,694.78 = 1,887.62 : x
  2. Step 2: Convert to fraction form
    1,952.49/2,694.78 = 1,887.62/x
  3. Step 3: Cross multiply
    1,952.49x = 2,694.78 × 1,887.62
  4. Step 4: Simplify right side
    1,952.49x = 5,086,713.59
  5. Step 5: Solve for x
    x = 5,086,713.59/1,952.49
  6. Step 6: Final answer
    x = 2,605.24

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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.