Home / 6,136.28-9,205.73-1,976.52

Finding the Fourth Proportional to 6,136.28, 9,205.73 and 1,976.52

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Solution

The fourth proportional to 6,136.28, 9,205.73 and 1,976.52 is: 2,965.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.28 : 9,205.73 = 1,976.52 : x
  2. Step 2: Convert to fraction form
    6,136.28/9,205.73 = 1,976.52/x
  3. Step 3: Cross multiply
    6,136.28x = 9,205.73 × 1,976.52
  4. Step 4: Simplify right side
    6,136.28x = 18,195,309.46
  5. Step 5: Solve for x
    x = 18,195,309.46/6,136.28
  6. Step 6: Final answer
    x = 2,965.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.