Home / 11,935.44-16,470.54-6,630.12

Finding the Fourth Proportional to 11,935.44, 16,470.54 and 6,630.12

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Solution

The fourth proportional to 11,935.44, 16,470.54 and 6,630.12 is: 9,149.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.44 : 16,470.54 = 6,630.12 : x
  2. Step 2: Convert to fraction form
    11,935.44/16,470.54 = 6,630.12/x
  3. Step 3: Cross multiply
    11,935.44x = 16,470.54 × 6,630.12
  4. Step 4: Simplify right side
    11,935.44x = 109,201,656.66
  5. Step 5: Solve for x
    x = 109,201,656.66/11,935.44
  6. Step 6: Final answer
    x = 9,149.36

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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.