Home / 2,166.15-3,249.23-1,241.07

Finding the Fourth Proportional to 2,166.15, 3,249.23 and 1,241.07

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Solution

The fourth proportional to 2,166.15, 3,249.23 and 1,241.07 is: 1,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166.15 : 3,249.23 = 1,241.07 : x
  2. Step 2: Convert to fraction form
    2,166.15/3,249.23 = 1,241.07/x
  3. Step 3: Cross multiply
    2,166.15x = 3,249.23 × 1,241.07
  4. Step 4: Simplify right side
    2,166.15x = 4,032,499.42
  5. Step 5: Solve for x
    x = 4,032,499.42/2,166.15
  6. Step 6: Final answer
    x = 1,861.60

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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.