Home / 11,822.24-16,314.56-6,786.58

Finding the Fourth Proportional to 11,822.24, 16,314.56 and 6,786.58

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Solution

The fourth proportional to 11,822.24, 16,314.56 and 6,786.58 is: 9,365.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.24 : 16,314.56 = 6,786.58 : x
  2. Step 2: Convert to fraction form
    11,822.24/16,314.56 = 6,786.58/x
  3. Step 3: Cross multiply
    11,822.24x = 16,314.56 × 6,786.58
  4. Step 4: Simplify right side
    11,822.24x = 110,720,066.60
  5. Step 5: Solve for x
    x = 110,720,066.60/11,822.24
  6. Step 6: Final answer
    x = 9,365.41

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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.