Home / 11,859.03-16,365.24-8,462.28

Finding the Fourth Proportional to 11,859.03, 16,365.24 and 8,462.28

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Solution

The fourth proportional to 11,859.03, 16,365.24 and 8,462.28 is: 11,677.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,859.03 : 16,365.24 = 8,462.28 : x
  2. Step 2: Convert to fraction form
    11,859.03/16,365.24 = 8,462.28/x
  3. Step 3: Cross multiply
    11,859.03x = 16,365.24 × 8,462.28
  4. Step 4: Simplify right side
    11,859.03x = 138,487,243.15
  5. Step 5: Solve for x
    x = 138,487,243.15/11,859.03
  6. Step 6: Final answer
    x = 11,677.79

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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.