Home / 8,299.51-11,467.89-6,634.67

Finding the Fourth Proportional to 8,299.51, 11,467.89 and 6,634.67

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Solution

The fourth proportional to 8,299.51, 11,467.89 and 6,634.67 is: 9,167.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.51 : 11,467.89 = 6,634.67 : x
  2. Step 2: Convert to fraction form
    8,299.51/11,467.89 = 6,634.67/x
  3. Step 3: Cross multiply
    8,299.51x = 11,467.89 × 6,634.67
  4. Step 4: Simplify right side
    8,299.51x = 76,085,608.41
  5. Step 5: Solve for x
    x = 76,085,608.41/8,299.51
  6. Step 6: Final answer
    x = 9,167.48

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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.