Home / 6,731.87-9,282.48-5,786.60

Finding the Fourth Proportional to 6,731.87, 9,282.48 and 5,786.60

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Solution

The fourth proportional to 6,731.87, 9,282.48 and 5,786.60 is: 7,979.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.87 : 9,282.48 = 5,786.60 : x
  2. Step 2: Convert to fraction form
    6,731.87/9,282.48 = 5,786.60/x
  3. Step 3: Cross multiply
    6,731.87x = 9,282.48 × 5,786.60
  4. Step 4: Simplify right side
    6,731.87x = 53,713,998.77
  5. Step 5: Solve for x
    x = 53,713,998.77/6,731.87
  6. Step 6: Final answer
    x = 7,979.06

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1.5x scale

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.