Home / 11,941.22-17,911.33-4,828.55

Finding the Fourth Proportional to 11,941.22, 17,911.33 and 4,828.55

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Solution

The fourth proportional to 11,941.22, 17,911.33 and 4,828.55 is: 7,242.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.22 : 17,911.33 = 4,828.55 : x
  2. Step 2: Convert to fraction form
    11,941.22/17,911.33 = 4,828.55/x
  3. Step 3: Cross multiply
    11,941.22x = 17,911.33 × 4,828.55
  4. Step 4: Simplify right side
    11,941.22x = 86,485,650.84
  5. Step 5: Solve for x
    x = 86,485,650.84/11,941.22
  6. Step 6: Final answer
    x = 7,242.61

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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.