Home / 10,911.54-16,364.36-4,668.46

Finding the Fourth Proportional to 10,911.54, 16,364.36 and 4,668.46

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Solution

The fourth proportional to 10,911.54, 16,364.36 and 4,668.46 is: 7,001.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911.54 : 16,364.36 = 4,668.46 : x
  2. Step 2: Convert to fraction form
    10,911.54/16,364.36 = 4,668.46/x
  3. Step 3: Cross multiply
    10,911.54x = 16,364.36 × 4,668.46
  4. Step 4: Simplify right side
    10,911.54x = 76,396,360.09
  5. Step 5: Solve for x
    x = 76,396,360.09/10,911.54
  6. Step 6: Final answer
    x = 7,001.43

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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.