Home / 11,997.41-16,558.02-7,281.77

Finding the Fourth Proportional to 11,997.41, 16,558.02 and 7,281.77

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Solution

The fourth proportional to 11,997.41, 16,558.02 and 7,281.77 is: 10,049.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997.41 : 16,558.02 = 7,281.77 : x
  2. Step 2: Convert to fraction form
    11,997.41/16,558.02 = 7,281.77/x
  3. Step 3: Cross multiply
    11,997.41x = 16,558.02 × 7,281.77
  4. Step 4: Simplify right side
    11,997.41x = 120,571,610.51
  5. Step 5: Solve for x
    x = 120,571,610.51/11,997.41
  6. Step 6: Final answer
    x = 10,049.81

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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.