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Finding the Fourth Proportional to 5,816.79, 8,027.04 and 3,164.22

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Solution

The fourth proportional to 5,816.79, 8,027.04 and 3,164.22 is: 4,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.79 : 8,027.04 = 3,164.22 : x
  2. Step 2: Convert to fraction form
    5,816.79/8,027.04 = 3,164.22/x
  3. Step 3: Cross multiply
    5,816.79x = 8,027.04 × 3,164.22
  4. Step 4: Simplify right side
    5,816.79x = 25,399,320.51
  5. Step 5: Solve for x
    x = 25,399,320.51/5,816.79
  6. Step 6: Final answer
    x = 4,366.55

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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.