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Finding the Fourth Proportional to 6,185.88, 9,279 and 1,802.88

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Solution

The fourth proportional to 6,185.88, 9,279 and 1,802.88 is: 2,704.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185.88 : 9,279 = 1,802.88 : x
  2. Step 2: Convert to fraction form
    6,185.88/9,279 = 1,802.88/x
  3. Step 3: Cross multiply
    6,185.88x = 9,279 × 1,802.88
  4. Step 4: Simplify right side
    6,185.88x = 16,728,923.52
  5. Step 5: Solve for x
    x = 16,728,923.52/6,185.88
  6. Step 6: Final answer
    x = 2,704.37

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1.5x scale

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.