Home / 8,450.99-11,661.34-4,673.65

Finding the Fourth Proportional to 8,450.99, 11,661.34 and 4,673.65

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Solution

The fourth proportional to 8,450.99, 11,661.34 and 4,673.65 is: 6,449.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.99 : 11,661.34 = 4,673.65 : x
  2. Step 2: Convert to fraction form
    8,450.99/11,661.34 = 4,673.65/x
  3. Step 3: Cross multiply
    8,450.99x = 11,661.34 × 4,673.65
  4. Step 4: Simplify right side
    8,450.99x = 54,501,021.69
  5. Step 5: Solve for x
    x = 54,501,021.69/8,450.99
  6. Step 6: Final answer
    x = 6,449.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.