Home / 3,384.19-5,069.08-1,922.59

Finding the Fourth Proportional to 3,384.19, 5,069.08 and 1,922.59

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Solution

The fourth proportional to 3,384.19, 5,069.08 and 1,922.59 is: 2,879.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.19 : 5,069.08 = 1,922.59 : x
  2. Step 2: Convert to fraction form
    3,384.19/5,069.08 = 1,922.59/x
  3. Step 3: Cross multiply
    3,384.19x = 5,069.08 × 1,922.59
  4. Step 4: Simplify right side
    3,384.19x = 9,745,762.52
  5. Step 5: Solve for x
    x = 9,745,762.52/3,384.19
  6. Step 6: Final answer
    x = 2,879.79

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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.