Home / 3,176.36-4,765.26-1,228.58

Finding the Fourth Proportional to 3,176.36, 4,765.26 and 1,228.58

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Solution

The fourth proportional to 3,176.36, 4,765.26 and 1,228.58 is: 1,843.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.36 : 4,765.26 = 1,228.58 : x
  2. Step 2: Convert to fraction form
    3,176.36/4,765.26 = 1,228.58/x
  3. Step 3: Cross multiply
    3,176.36x = 4,765.26 × 1,228.58
  4. Step 4: Simplify right side
    3,176.36x = 5,854,503.13
  5. Step 5: Solve for x
    x = 5,854,503.13/3,176.36
  6. Step 6: Final answer
    x = 1,843.15

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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.