Home / 5,765.00-8,636.56-2,845.35

Finding the Fourth Proportional to 5,765.00, 8,636.56 and 2,845.35

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Solution

The fourth proportional to 5,765.00, 8,636.56 and 2,845.35 is: 4,262.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.00 : 8,636.56 = 2,845.35 : x
  2. Step 2: Convert to fraction form
    5,765.00/8,636.56 = 2,845.35/x
  3. Step 3: Cross multiply
    5,765.00x = 8,636.56 × 2,845.35
  4. Step 4: Simplify right side
    5,765.00x = 24,574,028.88
  5. Step 5: Solve for x
    x = 24,574,028.88/5,765.00
  6. Step 6: Final answer
    x = 4,262.63

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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.