Home / 2,854.44-3,937.76-1,859.36

Finding the Fourth Proportional to 2,854.44, 3,937.76 and 1,859.36

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Solution

The fourth proportional to 2,854.44, 3,937.76 and 1,859.36 is: 2,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.44 : 3,937.76 = 1,859.36 : x
  2. Step 2: Convert to fraction form
    2,854.44/3,937.76 = 1,859.36/x
  3. Step 3: Cross multiply
    2,854.44x = 3,937.76 × 1,859.36
  4. Step 4: Simplify right side
    2,854.44x = 7,321,713.43
  5. Step 5: Solve for x
    x = 7,321,713.43/2,854.44
  6. Step 6: Final answer
    x = 2,565.03

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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.