Home / 11,741.80-17,597.58-5,166.28

Finding the Fourth Proportional to 11,741.80, 17,597.58 and 5,166.28

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Solution

The fourth proportional to 11,741.80, 17,597.58 and 5,166.28 is: 7,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.80 : 17,597.58 = 5,166.28 : x
  2. Step 2: Convert to fraction form
    11,741.80/17,597.58 = 5,166.28/x
  3. Step 3: Cross multiply
    11,741.80x = 17,597.58 × 5,166.28
  4. Step 4: Simplify right side
    11,741.80x = 90,914,025.60
  5. Step 5: Solve for x
    x = 90,914,025.60/11,741.80
  6. Step 6: Final answer
    x = 7,742.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.