Home / 4,806.09-6,631.94-2,789.19

Finding the Fourth Proportional to 4,806.09, 6,631.94 and 2,789.19

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Solution

The fourth proportional to 4,806.09, 6,631.94 and 2,789.19 is: 3,848.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,806.09 : 6,631.94 = 2,789.19 : x
  2. Step 2: Convert to fraction form
    4,806.09/6,631.94 = 2,789.19/x
  3. Step 3: Cross multiply
    4,806.09x = 6,631.94 × 2,789.19
  4. Step 4: Simplify right side
    4,806.09x = 18,497,726.78
  5. Step 5: Solve for x
    x = 18,497,726.78/4,806.09
  6. Step 6: Final answer
    x = 3,848.81

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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.