Home / 11,984.37-16,522.29-8,394.48

Finding the Fourth Proportional to 11,984.37, 16,522.29 and 8,394.48

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Solution

The fourth proportional to 11,984.37, 16,522.29 and 8,394.48 is: 11,573.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984.37 : 16,522.29 = 8,394.48 : x
  2. Step 2: Convert to fraction form
    11,984.37/16,522.29 = 8,394.48/x
  3. Step 3: Cross multiply
    11,984.37x = 16,522.29 × 8,394.48
  4. Step 4: Simplify right side
    11,984.37x = 138,696,032.96
  5. Step 5: Solve for x
    x = 138,696,032.96/11,984.37
  6. Step 6: Final answer
    x = 11,573.08

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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.