Home / 3,365.08-5,047.70-1,900.60

Finding the Fourth Proportional to 3,365.08, 5,047.70 and 1,900.60

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Solution

The fourth proportional to 3,365.08, 5,047.70 and 1,900.60 is: 2,850.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.08 : 5,047.70 = 1,900.60 : x
  2. Step 2: Convert to fraction form
    3,365.08/5,047.70 = 1,900.60/x
  3. Step 3: Cross multiply
    3,365.08x = 5,047.70 × 1,900.60
  4. Step 4: Simplify right side
    3,365.08x = 9,593,658.62
  5. Step 5: Solve for x
    x = 9,593,658.62/3,365.08
  6. Step 6: Final answer
    x = 2,850.95

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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.