Home / 6,727.80-9,292.16-4,486

Finding the Fourth Proportional to 6,727.80, 9,292.16 and 4,486

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Solution

The fourth proportional to 6,727.80, 9,292.16 and 4,486 is: 6,195.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,727.80 : 9,292.16 = 4,486 : x
  2. Step 2: Convert to fraction form
    6,727.80/9,292.16 = 4,486/x
  3. Step 3: Cross multiply
    6,727.80x = 9,292.16 × 4,486
  4. Step 4: Simplify right side
    6,727.80x = 41,684,629.76
  5. Step 5: Solve for x
    x = 41,684,629.76/6,727.80
  6. Step 6: Final answer
    x = 6,195.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.