Home / 5,867.85-8,800.38-2,168.07

Finding the Fourth Proportional to 5,867.85, 8,800.38 and 2,168.07

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Solution

The fourth proportional to 5,867.85, 8,800.38 and 2,168.07 is: 3,251.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.85 : 8,800.38 = 2,168.07 : x
  2. Step 2: Convert to fraction form
    5,867.85/8,800.38 = 2,168.07/x
  3. Step 3: Cross multiply
    5,867.85x = 8,800.38 × 2,168.07
  4. Step 4: Simplify right side
    5,867.85x = 19,079,839.87
  5. Step 5: Solve for x
    x = 19,079,839.87/5,867.85
  6. Step 6: Final answer
    x = 3,251.59

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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.