Home / 5,896.32-8,136.88-3,243.70

Finding the Fourth Proportional to 5,896.32, 8,136.88 and 3,243.70

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Solution

The fourth proportional to 5,896.32, 8,136.88 and 3,243.70 is: 4,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,896.32 : 8,136.88 = 3,243.70 : x
  2. Step 2: Convert to fraction form
    5,896.32/8,136.88 = 3,243.70/x
  3. Step 3: Cross multiply
    5,896.32x = 8,136.88 × 3,243.70
  4. Step 4: Simplify right side
    5,896.32x = 26,393,597.66
  5. Step 5: Solve for x
    x = 26,393,597.66/5,896.32
  6. Step 6: Final answer
    x = 4,476.28

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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.