Home / 5,885.92-8,832.32-2,190.68

Finding the Fourth Proportional to 5,885.92, 8,832.32 and 2,190.68

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Solution

The fourth proportional to 5,885.92, 8,832.32 and 2,190.68 is: 3,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.92 : 8,832.32 = 2,190.68 : x
  2. Step 2: Convert to fraction form
    5,885.92/8,832.32 = 2,190.68/x
  3. Step 3: Cross multiply
    5,885.92x = 8,832.32 × 2,190.68
  4. Step 4: Simplify right side
    5,885.92x = 19,348,786.78
  5. Step 5: Solve for x
    x = 19,348,786.78/5,885.92
  6. Step 6: Final answer
    x = 3,287.30

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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.