Home / 2,794.08-4,191.38-845.94

Finding the Fourth Proportional to 2,794.08, 4,191.38 and 845.94

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Solution

The fourth proportional to 2,794.08, 4,191.38 and 845.94 is: 1,268.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.08 : 4,191.38 = 845.94 : x
  2. Step 2: Convert to fraction form
    2,794.08/4,191.38 = 845.94/x
  3. Step 3: Cross multiply
    2,794.08x = 4,191.38 × 845.94
  4. Step 4: Simplify right side
    2,794.08x = 3,545,656.00
  5. Step 5: Solve for x
    x = 3,545,656.00/2,794.08
  6. Step 6: Final answer
    x = 1,268.99

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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.