Home / 11,835.97-16,333.56-6,458.38

Finding the Fourth Proportional to 11,835.97, 16,333.56 and 6,458.38

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Solution

The fourth proportional to 11,835.97, 16,333.56 and 6,458.38 is: 8,912.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.97 : 16,333.56 = 6,458.38 : x
  2. Step 2: Convert to fraction form
    11,835.97/16,333.56 = 6,458.38/x
  3. Step 3: Cross multiply
    11,835.97x = 16,333.56 × 6,458.38
  4. Step 4: Simplify right side
    11,835.97x = 105,488,337.23
  5. Step 5: Solve for x
    x = 105,488,337.23/11,835.97
  6. Step 6: Final answer
    x = 8,912.52

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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.