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Finding the Fourth Proportional to 2,245.08, 3,367.08 and 945.84

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Solution

The fourth proportional to 2,245.08, 3,367.08 and 945.84 is: 1,418.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.08 : 3,367.08 = 945.84 : x
  2. Step 2: Convert to fraction form
    2,245.08/3,367.08 = 945.84/x
  3. Step 3: Cross multiply
    2,245.08x = 3,367.08 × 945.84
  4. Step 4: Simplify right side
    2,245.08x = 3,184,718.95
  5. Step 5: Solve for x
    x = 3,184,718.95/2,245.08
  6. Step 6: Final answer
    x = 1,418.53

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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.