Home / 3,083.06-4,646.03-2,790.65

Finding the Fourth Proportional to 3,083.06, 4,646.03 and 2,790.65

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Solution

The fourth proportional to 3,083.06, 4,646.03 and 2,790.65 is: 4,205.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.06 : 4,646.03 = 2,790.65 : x
  2. Step 2: Convert to fraction form
    3,083.06/4,646.03 = 2,790.65/x
  3. Step 3: Cross multiply
    3,083.06x = 4,646.03 × 2,790.65
  4. Step 4: Simplify right side
    3,083.06x = 12,965,443.62
  5. Step 5: Solve for x
    x = 12,965,443.62/3,083.06
  6. Step 6: Final answer
    x = 4,205.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.