Home / 6,270.37-8,653.38-3,617.77

Finding the Fourth Proportional to 6,270.37, 8,653.38 and 3,617.77

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Solution

The fourth proportional to 6,270.37, 8,653.38 and 3,617.77 is: 4,992.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.37 : 8,653.38 = 3,617.77 : x
  2. Step 2: Convert to fraction form
    6,270.37/8,653.38 = 3,617.77/x
  3. Step 3: Cross multiply
    6,270.37x = 8,653.38 × 3,617.77
  4. Step 4: Simplify right side
    6,270.37x = 31,305,938.56
  5. Step 5: Solve for x
    x = 31,305,938.56/6,270.37
  6. Step 6: Final answer
    x = 4,992.68

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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.