Home / 7,629.09-11,443.96-2,698.77

Finding the Fourth Proportional to 7,629.09, 11,443.96 and 2,698.77

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Solution

The fourth proportional to 7,629.09, 11,443.96 and 2,698.77 is: 4,048.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.09 : 11,443.96 = 2,698.77 : x
  2. Step 2: Convert to fraction form
    7,629.09/11,443.96 = 2,698.77/x
  3. Step 3: Cross multiply
    7,629.09x = 11,443.96 × 2,698.77
  4. Step 4: Simplify right side
    7,629.09x = 30,884,615.93
  5. Step 5: Solve for x
    x = 30,884,615.93/7,629.09
  6. Step 6: Final answer
    x = 4,048.27

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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.