Home / 7,750.29-11,620.26-4,004.36

Finding the Fourth Proportional to 7,750.29, 11,620.26 and 4,004.36

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Solution

The fourth proportional to 7,750.29, 11,620.26 and 4,004.36 is: 6,003.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.29 : 11,620.26 = 4,004.36 : x
  2. Step 2: Convert to fraction form
    7,750.29/11,620.26 = 4,004.36/x
  3. Step 3: Cross multiply
    7,750.29x = 11,620.26 × 4,004.36
  4. Step 4: Simplify right side
    7,750.29x = 46,531,646.23
  5. Step 5: Solve for x
    x = 46,531,646.23/7,750.29
  6. Step 6: Final answer
    x = 6,003.86

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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.