Home / 11,961.08-17,941.62-3,640.35

Finding the Fourth Proportional to 11,961.08, 17,941.62 and 3,640.35

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Solution

The fourth proportional to 11,961.08, 17,941.62 and 3,640.35 is: 5,460.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961.08 : 17,941.62 = 3,640.35 : x
  2. Step 2: Convert to fraction form
    11,961.08/17,941.62 = 3,640.35/x
  3. Step 3: Cross multiply
    11,961.08x = 17,941.62 × 3,640.35
  4. Step 4: Simplify right side
    11,961.08x = 65,313,758.17
  5. Step 5: Solve for x
    x = 65,313,758.17/11,961.08
  6. Step 6: Final answer
    x = 5,460.53

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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.