Home / 2,759.36-4,139.44-1,004.49

Finding the Fourth Proportional to 2,759.36, 4,139.44 and 1,004.49

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Solution

The fourth proportional to 2,759.36, 4,139.44 and 1,004.49 is: 1,506.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.36 : 4,139.44 = 1,004.49 : x
  2. Step 2: Convert to fraction form
    2,759.36/4,139.44 = 1,004.49/x
  3. Step 3: Cross multiply
    2,759.36x = 4,139.44 × 1,004.49
  4. Step 4: Simplify right side
    2,759.36x = 4,158,023.57
  5. Step 5: Solve for x
    x = 4,158,023.57/2,759.36
  6. Step 6: Final answer
    x = 1,506.88

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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.