Home / 2,941.25-4,409.07-1,091.87

Finding the Fourth Proportional to 2,941.25, 4,409.07 and 1,091.87

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Solution

The fourth proportional to 2,941.25, 4,409.07 and 1,091.87 is: 1,636.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.25 : 4,409.07 = 1,091.87 : x
  2. Step 2: Convert to fraction form
    2,941.25/4,409.07 = 1,091.87/x
  3. Step 3: Cross multiply
    2,941.25x = 4,409.07 × 1,091.87
  4. Step 4: Simplify right side
    2,941.25x = 4,814,131.26
  5. Step 5: Solve for x
    x = 4,814,131.26/2,941.25
  6. Step 6: Final answer
    x = 1,636.76

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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.