Home / 7,629.35-11,444.04-3,243.74

Finding the Fourth Proportional to 7,629.35, 11,444.04 and 3,243.74

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Solution

The fourth proportional to 7,629.35, 11,444.04 and 3,243.74 is: 4,865.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.35 : 11,444.04 = 3,243.74 : x
  2. Step 2: Convert to fraction form
    7,629.35/11,444.04 = 3,243.74/x
  3. Step 3: Cross multiply
    7,629.35x = 11,444.04 × 3,243.74
  4. Step 4: Simplify right side
    7,629.35x = 37,121,433.09
  5. Step 5: Solve for x
    x = 37,121,433.09/7,629.35
  6. Step 6: Final answer
    x = 4,865.61

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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.