Home / 5,896.20-8,136.36-3,378.32

Finding the Fourth Proportional to 5,896.20, 8,136.36 and 3,378.32

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Solution

The fourth proportional to 5,896.20, 8,136.36 and 3,378.32 is: 4,661.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,896.20 : 8,136.36 = 3,378.32 : x
  2. Step 2: Convert to fraction form
    5,896.20/8,136.36 = 3,378.32/x
  3. Step 3: Cross multiply
    5,896.20x = 8,136.36 × 3,378.32
  4. Step 4: Simplify right side
    5,896.20x = 27,487,227.72
  5. Step 5: Solve for x
    x = 27,487,227.72/5,896.20
  6. Step 6: Final answer
    x = 4,661.85

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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.