Home / 3,048.82-4,551.16-2,679.78

Finding the Fourth Proportional to 3,048.82, 4,551.16 and 2,679.78

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Solution

The fourth proportional to 3,048.82, 4,551.16 and 2,679.78 is: 4,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.82 : 4,551.16 = 2,679.78 : x
  2. Step 2: Convert to fraction form
    3,048.82/4,551.16 = 2,679.78/x
  3. Step 3: Cross multiply
    3,048.82x = 4,551.16 × 2,679.78
  4. Step 4: Simplify right side
    3,048.82x = 12,196,107.54
  5. Step 5: Solve for x
    x = 12,196,107.54/3,048.82
  6. Step 6: Final answer
    x = 4,000.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.