Home / 1,958.32-2,701.92-1,294.93

Finding the Fourth Proportional to 1,958.32, 2,701.92 and 1,294.93

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Solution

The fourth proportional to 1,958.32, 2,701.92 and 1,294.93 is: 1,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.32 : 2,701.92 = 1,294.93 : x
  2. Step 2: Convert to fraction form
    1,958.32/2,701.92 = 1,294.93/x
  3. Step 3: Cross multiply
    1,958.32x = 2,701.92 × 1,294.93
  4. Step 4: Simplify right side
    1,958.32x = 3,498,797.27
  5. Step 5: Solve for x
    x = 3,498,797.27/1,958.32
  6. Step 6: Final answer
    x = 1,786.63

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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.