Home / 3,765.37-5,198.02-2,647.27

Finding the Fourth Proportional to 3,765.37, 5,198.02 and 2,647.27

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Solution

The fourth proportional to 3,765.37, 5,198.02 and 2,647.27 is: 3,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.37 : 5,198.02 = 2,647.27 : x
  2. Step 2: Convert to fraction form
    3,765.37/5,198.02 = 2,647.27/x
  3. Step 3: Cross multiply
    3,765.37x = 5,198.02 × 2,647.27
  4. Step 4: Simplify right side
    3,765.37x = 13,760,562.41
  5. Step 5: Solve for x
    x = 13,760,562.41/3,765.37
  6. Step 6: Final answer
    x = 3,654.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.