Home / 11,627.46-17,440.74-4,961.22

Finding the Fourth Proportional to 11,627.46, 17,440.74 and 4,961.22

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Solution

The fourth proportional to 11,627.46, 17,440.74 and 4,961.22 is: 7,441.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.46 : 17,440.74 = 4,961.22 : x
  2. Step 2: Convert to fraction form
    11,627.46/17,440.74 = 4,961.22/x
  3. Step 3: Cross multiply
    11,627.46x = 17,440.74 × 4,961.22
  4. Step 4: Simplify right side
    11,627.46x = 86,527,348.10
  5. Step 5: Solve for x
    x = 86,527,348.10/11,627.46
  6. Step 6: Final answer
    x = 7,441.64

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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.