Home / 6,804.28-9,389.52-3,819.56

Finding the Fourth Proportional to 6,804.28, 9,389.52 and 3,819.56

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Solution

The fourth proportional to 6,804.28, 9,389.52 and 3,819.56 is: 5,270.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804.28 : 9,389.52 = 3,819.56 : x
  2. Step 2: Convert to fraction form
    6,804.28/9,389.52 = 3,819.56/x
  3. Step 3: Cross multiply
    6,804.28x = 9,389.52 × 3,819.56
  4. Step 4: Simplify right side
    6,804.28x = 35,863,835.01
  5. Step 5: Solve for x
    x = 35,863,835.01/6,804.28
  6. Step 6: Final answer
    x = 5,270.78

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1.5x scale

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.