Home / 2,936.08-4,400.34-1,765.36

Finding the Fourth Proportional to 2,936.08, 4,400.34 and 1,765.36

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Solution

The fourth proportional to 2,936.08, 4,400.34 and 1,765.36 is: 2,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.08 : 4,400.34 = 1,765.36 : x
  2. Step 2: Convert to fraction form
    2,936.08/4,400.34 = 1,765.36/x
  3. Step 3: Cross multiply
    2,936.08x = 4,400.34 × 1,765.36
  4. Step 4: Simplify right side
    2,936.08x = 7,768,184.22
  5. Step 5: Solve for x
    x = 7,768,184.22/2,936.08
  6. Step 6: Final answer
    x = 2,645.77

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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.