Home / 11,881.86-16,395.78-6,576.54

Finding the Fourth Proportional to 11,881.86, 16,395.78 and 6,576.54

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Solution

The fourth proportional to 11,881.86, 16,395.78 and 6,576.54 is: 9,074.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881.86 : 16,395.78 = 6,576.54 : x
  2. Step 2: Convert to fraction form
    11,881.86/16,395.78 = 6,576.54/x
  3. Step 3: Cross multiply
    11,881.86x = 16,395.78 × 6,576.54
  4. Step 4: Simplify right side
    11,881.86x = 107,827,503.00
  5. Step 5: Solve for x
    x = 107,827,503.00/11,881.86
  6. Step 6: Final answer
    x = 9,074.97

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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.