Home / 4,668.75-7,007.51-3,109.84

Finding the Fourth Proportional to 4,668.75, 7,007.51 and 3,109.84

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Solution

The fourth proportional to 4,668.75, 7,007.51 and 3,109.84 is: 4,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.75 : 7,007.51 = 3,109.84 : x
  2. Step 2: Convert to fraction form
    4,668.75/7,007.51 = 3,109.84/x
  3. Step 3: Cross multiply
    4,668.75x = 7,007.51 × 3,109.84
  4. Step 4: Simplify right side
    4,668.75x = 21,792,234.90
  5. Step 5: Solve for x
    x = 21,792,234.90/4,668.75
  6. Step 6: Final answer
    x = 4,667.68

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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.