Home / 11,977.60-16,529.26-6,873.94

Finding the Fourth Proportional to 11,977.60, 16,529.26 and 6,873.94

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Solution

The fourth proportional to 11,977.60, 16,529.26 and 6,873.94 is: 9,486.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977.60 : 16,529.26 = 6,873.94 : x
  2. Step 2: Convert to fraction form
    11,977.60/16,529.26 = 6,873.94/x
  3. Step 3: Cross multiply
    11,977.60x = 16,529.26 × 6,873.94
  4. Step 4: Simplify right side
    11,977.60x = 113,621,141.48
  5. Step 5: Solve for x
    x = 113,621,141.48/11,977.60
  6. Step 6: Final answer
    x = 9,486.14

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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.