Home / 11,985.64-16,540.25-6,952.86

Finding the Fourth Proportional to 11,985.64, 16,540.25 and 6,952.86

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Solution

The fourth proportional to 11,985.64, 16,540.25 and 6,952.86 is: 9,594.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,985.64 : 16,540.25 = 6,952.86 : x
  2. Step 2: Convert to fraction form
    11,985.64/16,540.25 = 6,952.86/x
  3. Step 3: Cross multiply
    11,985.64x = 16,540.25 × 6,952.86
  4. Step 4: Simplify right side
    11,985.64x = 115,002,007.85
  5. Step 5: Solve for x
    x = 115,002,007.85/11,985.64
  6. Step 6: Final answer
    x = 9,594.98

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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.