Home / 3,176.34-4,765.32-1,228.68

Finding the Fourth Proportional to 3,176.34, 4,765.32 and 1,228.68

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Solution

The fourth proportional to 3,176.34, 4,765.32 and 1,228.68 is: 1,843.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.34 : 4,765.32 = 1,228.68 : x
  2. Step 2: Convert to fraction form
    3,176.34/4,765.32 = 1,228.68/x
  3. Step 3: Cross multiply
    3,176.34x = 4,765.32 × 1,228.68
  4. Step 4: Simplify right side
    3,176.34x = 5,855,053.38
  5. Step 5: Solve for x
    x = 5,855,053.38/3,176.34
  6. Step 6: Final answer
    x = 1,843.33

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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.