Home / 11,859.36-16,365.29-6,553.86

Finding the Fourth Proportional to 11,859.36, 16,365.29 and 6,553.86

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Solution

The fourth proportional to 11,859.36, 16,365.29 and 6,553.86 is: 9,043.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,859.36 : 16,365.29 = 6,553.86 : x
  2. Step 2: Convert to fraction form
    11,859.36/16,365.29 = 6,553.86/x
  3. Step 3: Cross multiply
    11,859.36x = 16,365.29 × 6,553.86
  4. Step 4: Simplify right side
    11,859.36x = 107,255,819.52
  5. Step 5: Solve for x
    x = 107,255,819.52/11,859.36
  6. Step 6: Final answer
    x = 9,043.98

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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.