Home / 6,028.80-9,047.70-3,105.60

Finding the Fourth Proportional to 6,028.80, 9,047.70 and 3,105.60

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Solution

The fourth proportional to 6,028.80, 9,047.70 and 3,105.60 is: 4,660.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,028.80 : 9,047.70 = 3,105.60 : x
  2. Step 2: Convert to fraction form
    6,028.80/9,047.70 = 3,105.60/x
  3. Step 3: Cross multiply
    6,028.80x = 9,047.70 × 3,105.60
  4. Step 4: Simplify right side
    6,028.80x = 28,098,537.12
  5. Step 5: Solve for x
    x = 28,098,537.12/6,028.80
  6. Step 6: Final answer
    x = 4,660.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.