Home / 1,759.44-2,642.86-1,110.64

Finding the Fourth Proportional to 1,759.44, 2,642.86 and 1,110.64

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Solution

The fourth proportional to 1,759.44, 2,642.86 and 1,110.64 is: 1,668.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.44 : 2,642.86 = 1,110.64 : x
  2. Step 2: Convert to fraction form
    1,759.44/2,642.86 = 1,110.64/x
  3. Step 3: Cross multiply
    1,759.44x = 2,642.86 × 1,110.64
  4. Step 4: Simplify right side
    1,759.44x = 2,935,266.03
  5. Step 5: Solve for x
    x = 2,935,266.03/1,759.44
  6. Step 6: Final answer
    x = 1,668.30

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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.