Home / 3,161.52-4,759.36-2,844

Finding the Fourth Proportional to 3,161.52, 4,759.36 and 2,844

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Solution

The fourth proportional to 3,161.52, 4,759.36 and 2,844 is: 4,281.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.52 : 4,759.36 = 2,844 : x
  2. Step 2: Convert to fraction form
    3,161.52/4,759.36 = 2,844/x
  3. Step 3: Cross multiply
    3,161.52x = 4,759.36 × 2,844
  4. Step 4: Simplify right side
    3,161.52x = 13,535,619.84
  5. Step 5: Solve for x
    x = 13,535,619.84/3,161.52
  6. Step 6: Final answer
    x = 4,281.36

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.