Home / 11,223.23-16,812.97-6,829.79

Finding the Fourth Proportional to 11,223.23, 16,812.97 and 6,829.79

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Solution

The fourth proportional to 11,223.23, 16,812.97 and 6,829.79 is: 10,231.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.23 : 16,812.97 = 6,829.79 : x
  2. Step 2: Convert to fraction form
    11,223.23/16,812.97 = 6,829.79/x
  3. Step 3: Cross multiply
    11,223.23x = 16,812.97 × 6,829.79
  4. Step 4: Simplify right side
    11,223.23x = 114,828,953.24
  5. Step 5: Solve for x
    x = 114,828,953.24/11,223.23
  6. Step 6: Final answer
    x = 10,231.37

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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.