Home / 4,136.73-6,206.12-1,215.04

Finding the Fourth Proportional to 4,136.73, 6,206.12 and 1,215.04

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Solution

The fourth proportional to 4,136.73, 6,206.12 and 1,215.04 is: 1,822.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.73 : 6,206.12 = 1,215.04 : x
  2. Step 2: Convert to fraction form
    4,136.73/6,206.12 = 1,215.04/x
  3. Step 3: Cross multiply
    4,136.73x = 6,206.12 × 1,215.04
  4. Step 4: Simplify right side
    4,136.73x = 7,540,684.04
  5. Step 5: Solve for x
    x = 7,540,684.04/4,136.73
  6. Step 6: Final answer
    x = 1,822.86

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1.5x scale

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.