Home / 4,185.77-6,271.99-2,211.33

Finding the Fourth Proportional to 4,185.77, 6,271.99 and 2,211.33

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Solution

The fourth proportional to 4,185.77, 6,271.99 and 2,211.33 is: 3,313.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.77 : 6,271.99 = 2,211.33 : x
  2. Step 2: Convert to fraction form
    4,185.77/6,271.99 = 2,211.33/x
  3. Step 3: Cross multiply
    4,185.77x = 6,271.99 × 2,211.33
  4. Step 4: Simplify right side
    4,185.77x = 13,869,439.65
  5. Step 5: Solve for x
    x = 13,869,439.65/4,185.77
  6. Step 6: Final answer
    x = 3,313.47

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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.