Home / 2,241.39-3,092.90-1,246.65

Finding the Fourth Proportional to 2,241.39, 3,092.90 and 1,246.65

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Solution

The fourth proportional to 2,241.39, 3,092.90 and 1,246.65 is: 1,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.39 : 3,092.90 = 1,246.65 : x
  2. Step 2: Convert to fraction form
    2,241.39/3,092.90 = 1,246.65/x
  3. Step 3: Cross multiply
    2,241.39x = 3,092.90 × 1,246.65
  4. Step 4: Simplify right side
    2,241.39x = 3,855,749.88
  5. Step 5: Solve for x
    x = 3,855,749.88/2,241.39
  6. Step 6: Final answer
    x = 1,720.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.