Home / 11,670.35-17,505.32-2,905.34

Finding the Fourth Proportional to 11,670.35, 17,505.32 and 2,905.34

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Solution

The fourth proportional to 11,670.35, 17,505.32 and 2,905.34 is: 4,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.35 : 17,505.32 = 2,905.34 : x
  2. Step 2: Convert to fraction form
    11,670.35/17,505.32 = 2,905.34/x
  3. Step 3: Cross multiply
    11,670.35x = 17,505.32 × 2,905.34
  4. Step 4: Simplify right side
    11,670.35x = 50,858,804.36
  5. Step 5: Solve for x
    x = 50,858,804.36/11,670.35
  6. Step 6: Final answer
    x = 4,357.95

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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.