Home / 7,627.22-11,440.71-2,080.67

Finding the Fourth Proportional to 7,627.22, 11,440.71 and 2,080.67

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Solution

The fourth proportional to 7,627.22, 11,440.71 and 2,080.67 is: 3,120.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627.22 : 11,440.71 = 2,080.67 : x
  2. Step 2: Convert to fraction form
    7,627.22/11,440.71 = 2,080.67/x
  3. Step 3: Cross multiply
    7,627.22x = 11,440.71 × 2,080.67
  4. Step 4: Simplify right side
    7,627.22x = 23,804,284.87
  5. Step 5: Solve for x
    x = 23,804,284.87/7,627.22
  6. Step 6: Final answer
    x = 3,120.97

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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.