Home / 5,736.96-8,601.60-2,811.36

Finding the Fourth Proportional to 5,736.96, 8,601.60 and 2,811.36

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Solution

The fourth proportional to 5,736.96, 8,601.60 and 2,811.36 is: 4,215.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,736.96 : 8,601.60 = 2,811.36 : x
  2. Step 2: Convert to fraction form
    5,736.96/8,601.60 = 2,811.36/x
  3. Step 3: Cross multiply
    5,736.96x = 8,601.60 × 2,811.36
  4. Step 4: Simplify right side
    5,736.96x = 24,182,194.18
  5. Step 5: Solve for x
    x = 24,182,194.18/5,736.96
  6. Step 6: Final answer
    x = 4,215.16

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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.