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Finding the Fourth Proportional to 1,952.58, 2,694.42 and 1,068.20

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Solution

The fourth proportional to 1,952.58, 2,694.42 and 1,068.20 is: 1,474.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.58 : 2,694.42 = 1,068.20 : x
  2. Step 2: Convert to fraction form
    1,952.58/2,694.42 = 1,068.20/x
  3. Step 3: Cross multiply
    1,952.58x = 2,694.42 × 1,068.20
  4. Step 4: Simplify right side
    1,952.58x = 2,878,165.97
  5. Step 5: Solve for x
    x = 2,878,165.97/1,952.58
  6. Step 6: Final answer
    x = 1,474.03

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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.