Home / 3,945.08-5,907.09-3,477.98

Finding the Fourth Proportional to 3,945.08, 5,907.09 and 3,477.98

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Solution

The fourth proportional to 3,945.08, 5,907.09 and 3,477.98 is: 5,207.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945.08 : 5,907.09 = 3,477.98 : x
  2. Step 2: Convert to fraction form
    3,945.08/5,907.09 = 3,477.98/x
  3. Step 3: Cross multiply
    3,945.08x = 5,907.09 × 3,477.98
  4. Step 4: Simplify right side
    3,945.08x = 20,544,740.88
  5. Step 5: Solve for x
    x = 20,544,740.88/3,945.08
  6. Step 6: Final answer
    x = 5,207.69

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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.