Home / 2,891.03-4,336.55-1,159.25

Finding the Fourth Proportional to 2,891.03, 4,336.55 and 1,159.25

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Solution

The fourth proportional to 2,891.03, 4,336.55 and 1,159.25 is: 1,738.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.03 : 4,336.55 = 1,159.25 : x
  2. Step 2: Convert to fraction form
    2,891.03/4,336.55 = 1,159.25/x
  3. Step 3: Cross multiply
    2,891.03x = 4,336.55 × 1,159.25
  4. Step 4: Simplify right side
    2,891.03x = 5,027,145.59
  5. Step 5: Solve for x
    x = 5,027,145.59/2,891.03
  6. Step 6: Final answer
    x = 1,738.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.