Home / 2,965.99-4,439.33-2,185.69

Finding the Fourth Proportional to 2,965.99, 4,439.33 and 2,185.69

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Solution

The fourth proportional to 2,965.99, 4,439.33 and 2,185.69 is: 3,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.99 : 4,439.33 = 2,185.69 : x
  2. Step 2: Convert to fraction form
    2,965.99/4,439.33 = 2,185.69/x
  3. Step 3: Cross multiply
    2,965.99x = 4,439.33 × 2,185.69
  4. Step 4: Simplify right side
    2,965.99x = 9,702,999.19
  5. Step 5: Solve for x
    x = 9,702,999.19/2,965.99
  6. Step 6: Final answer
    x = 3,271.42

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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.