Home / 7,626.95-11,439.26-2,080.75

Finding the Fourth Proportional to 7,626.95, 11,439.26 and 2,080.75

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Solution

The fourth proportional to 7,626.95, 11,439.26 and 2,080.75 is: 3,120.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.95 : 11,439.26 = 2,080.75 : x
  2. Step 2: Convert to fraction form
    7,626.95/11,439.26 = 2,080.75/x
  3. Step 3: Cross multiply
    7,626.95x = 11,439.26 × 2,080.75
  4. Step 4: Simplify right side
    7,626.95x = 23,802,240.25
  5. Step 5: Solve for x
    x = 23,802,240.25/7,626.95
  6. Step 6: Final answer
    x = 3,120.81

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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.