Home / 11,804.50-17,708.63-3,907.30

Finding the Fourth Proportional to 11,804.50, 17,708.63 and 3,907.30

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Solution

The fourth proportional to 11,804.50, 17,708.63 and 3,907.30 is: 5,861.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.50 : 17,708.63 = 3,907.30 : x
  2. Step 2: Convert to fraction form
    11,804.50/17,708.63 = 3,907.30/x
  3. Step 3: Cross multiply
    11,804.50x = 17,708.63 × 3,907.30
  4. Step 4: Simplify right side
    11,804.50x = 69,192,930.00
  5. Step 5: Solve for x
    x = 69,192,930.00/11,804.50
  6. Step 6: Final answer
    x = 5,861.57

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1.5x scale

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.