Home / 5,896.31-8,136.67-3,243.56

Finding the Fourth Proportional to 5,896.31, 8,136.67 and 3,243.56

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Solution

The fourth proportional to 5,896.31, 8,136.67 and 3,243.56 is: 4,475.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,896.31 : 8,136.67 = 3,243.56 : x
  2. Step 2: Convert to fraction form
    5,896.31/8,136.67 = 3,243.56/x
  3. Step 3: Cross multiply
    5,896.31x = 8,136.67 × 3,243.56
  4. Step 4: Simplify right side
    5,896.31x = 26,391,736.66
  5. Step 5: Solve for x
    x = 26,391,736.66/5,896.31
  6. Step 6: Final answer
    x = 4,475.98

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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.