Home / 8,571.83-12,858.66-2,727.07

Finding the Fourth Proportional to 8,571.83, 12,858.66 and 2,727.07

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Solution

The fourth proportional to 8,571.83, 12,858.66 and 2,727.07 is: 4,090.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571.83 : 12,858.66 = 2,727.07 : x
  2. Step 2: Convert to fraction form
    8,571.83/12,858.66 = 2,727.07/x
  3. Step 3: Cross multiply
    8,571.83x = 12,858.66 × 2,727.07
  4. Step 4: Simplify right side
    8,571.83x = 35,066,433.78
  5. Step 5: Solve for x
    x = 35,066,433.78/8,571.83
  6. Step 6: Final answer
    x = 4,090.89

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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.