Home / 3,078.34-4,246.54-2,083.26

Finding the Fourth Proportional to 3,078.34, 4,246.54 and 2,083.26

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Solution

The fourth proportional to 3,078.34, 4,246.54 and 2,083.26 is: 2,873.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078.34 : 4,246.54 = 2,083.26 : x
  2. Step 2: Convert to fraction form
    3,078.34/4,246.54 = 2,083.26/x
  3. Step 3: Cross multiply
    3,078.34x = 4,246.54 × 2,083.26
  4. Step 4: Simplify right side
    3,078.34x = 8,846,646.92
  5. Step 5: Solve for x
    x = 8,846,646.92/3,078.34
  6. Step 6: Final answer
    x = 2,873.84

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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.