Home / 4,997.81-6,896.98-3,134.81

Finding the Fourth Proportional to 4,997.81, 6,896.98 and 3,134.81

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Solution

The fourth proportional to 4,997.81, 6,896.98 and 3,134.81 is: 4,326.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.81 : 6,896.98 = 3,134.81 : x
  2. Step 2: Convert to fraction form
    4,997.81/6,896.98 = 3,134.81/x
  3. Step 3: Cross multiply
    4,997.81x = 6,896.98 × 3,134.81
  4. Step 4: Simplify right side
    4,997.81x = 21,620,743.03
  5. Step 5: Solve for x
    x = 21,620,743.03/4,997.81
  6. Step 6: Final answer
    x = 4,326.04

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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.