Home / 6,844.87-9,445.63-3,819.99

Finding the Fourth Proportional to 6,844.87, 9,445.63 and 3,819.99

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Solution

The fourth proportional to 6,844.87, 9,445.63 and 3,819.99 is: 5,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,844.87 : 9,445.63 = 3,819.99 : x
  2. Step 2: Convert to fraction form
    6,844.87/9,445.63 = 3,819.99/x
  3. Step 3: Cross multiply
    6,844.87x = 9,445.63 × 3,819.99
  4. Step 4: Simplify right side
    6,844.87x = 36,082,212.14
  5. Step 5: Solve for x
    x = 36,082,212.14/6,844.87
  6. Step 6: Final answer
    x = 5,271.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.