Home / 11,340.58-17,007.09-4,765.54

Finding the Fourth Proportional to 11,340.58, 17,007.09 and 4,765.54

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Solution

The fourth proportional to 11,340.58, 17,007.09 and 4,765.54 is: 7,146.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.58 : 17,007.09 = 4,765.54 : x
  2. Step 2: Convert to fraction form
    11,340.58/17,007.09 = 4,765.54/x
  3. Step 3: Cross multiply
    11,340.58x = 17,007.09 × 4,765.54
  4. Step 4: Simplify right side
    11,340.58x = 81,047,967.68
  5. Step 5: Solve for x
    x = 81,047,967.68/11,340.58
  6. Step 6: Final answer
    x = 7,146.72

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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.