Home / 4,136.30-6,211.65-2,192.30

Finding the Fourth Proportional to 4,136.30, 6,211.65 and 2,192.30

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Solution

The fourth proportional to 4,136.30, 6,211.65 and 2,192.30 is: 3,292.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.30 : 6,211.65 = 2,192.30 : x
  2. Step 2: Convert to fraction form
    4,136.30/6,211.65 = 2,192.30/x
  3. Step 3: Cross multiply
    4,136.30x = 6,211.65 × 2,192.30
  4. Step 4: Simplify right side
    4,136.30x = 13,617,800.30
  5. Step 5: Solve for x
    x = 13,617,800.30/4,136.30
  6. Step 6: Final answer
    x = 3,292.27

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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.