Home / 8,066.88-11,131.92-4,923.36

Finding the Fourth Proportional to 8,066.88, 11,131.92 and 4,923.36

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Solution

The fourth proportional to 8,066.88, 11,131.92 and 4,923.36 is: 6,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066.88 : 11,131.92 = 4,923.36 : x
  2. Step 2: Convert to fraction form
    8,066.88/11,131.92 = 4,923.36/x
  3. Step 3: Cross multiply
    8,066.88x = 11,131.92 × 4,923.36
  4. Step 4: Simplify right side
    8,066.88x = 54,806,449.65
  5. Step 5: Solve for x
    x = 54,806,449.65/8,066.88
  6. Step 6: Final answer
    x = 6,794.01

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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.