Home / 7,865.46-11,798.91-2,022.12

Finding the Fourth Proportional to 7,865.46, 11,798.91 and 2,022.12

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Solution

The fourth proportional to 7,865.46, 11,798.91 and 2,022.12 is: 3,033.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.46 : 11,798.91 = 2,022.12 : x
  2. Step 2: Convert to fraction form
    7,865.46/11,798.91 = 2,022.12/x
  3. Step 3: Cross multiply
    7,865.46x = 11,798.91 × 2,022.12
  4. Step 4: Simplify right side
    7,865.46x = 23,858,811.89
  5. Step 5: Solve for x
    x = 23,858,811.89/7,865.46
  6. Step 6: Final answer
    x = 3,033.37

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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.