Home / 6,759.47-10,138.69-1,828.98

Finding the Fourth Proportional to 6,759.47, 10,138.69 and 1,828.98

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Solution

The fourth proportional to 6,759.47, 10,138.69 and 1,828.98 is: 2,743.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.47 : 10,138.69 = 1,828.98 : x
  2. Step 2: Convert to fraction form
    6,759.47/10,138.69 = 1,828.98/x
  3. Step 3: Cross multiply
    6,759.47x = 10,138.69 × 1,828.98
  4. Step 4: Simplify right side
    6,759.47x = 18,543,463.52
  5. Step 5: Solve for x
    x = 18,543,463.52/6,759.47
  6. Step 6: Final answer
    x = 2,743.33

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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.