Home / 1,957.09-2,694.05-1,708.02

Finding the Fourth Proportional to 1,957.09, 2,694.05 and 1,708.02

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Solution

The fourth proportional to 1,957.09, 2,694.05 and 1,708.02 is: 2,351.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957.09 : 2,694.05 = 1,708.02 : x
  2. Step 2: Convert to fraction form
    1,957.09/2,694.05 = 1,708.02/x
  3. Step 3: Cross multiply
    1,957.09x = 2,694.05 × 1,708.02
  4. Step 4: Simplify right side
    1,957.09x = 4,601,469.27
  5. Step 5: Solve for x
    x = 4,601,469.27/1,957.09
  6. Step 6: Final answer
    x = 2,351.18

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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.