Home / 11,556.71-17,336.43-4,161.92

Finding the Fourth Proportional to 11,556.71, 17,336.43 and 4,161.92

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Solution

The fourth proportional to 11,556.71, 17,336.43 and 4,161.92 is: 6,243.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.71 : 17,336.43 = 4,161.92 : x
  2. Step 2: Convert to fraction form
    11,556.71/17,336.43 = 4,161.92/x
  3. Step 3: Cross multiply
    11,556.71x = 17,336.43 × 4,161.92
  4. Step 4: Simplify right side
    11,556.71x = 72,152,748.06
  5. Step 5: Solve for x
    x = 72,152,748.06/11,556.71
  6. Step 6: Final answer
    x = 6,243.36

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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.