Home / 4,133.08-6,198.78-1,210.60

Finding the Fourth Proportional to 4,133.08, 6,198.78 and 1,210.60

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Solution

The fourth proportional to 4,133.08, 6,198.78 and 1,210.60 is: 1,815.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133.08 : 6,198.78 = 1,210.60 : x
  2. Step 2: Convert to fraction form
    4,133.08/6,198.78 = 1,210.60/x
  3. Step 3: Cross multiply
    4,133.08x = 6,198.78 × 1,210.60
  4. Step 4: Simplify right side
    4,133.08x = 7,504,243.07
  5. Step 5: Solve for x
    x = 7,504,243.07/4,133.08
  6. Step 6: Final answer
    x = 1,815.65

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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.