Home / 3,393.05-4,676.99-2,862.69

Finding the Fourth Proportional to 3,393.05, 4,676.99 and 2,862.69

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Solution

The fourth proportional to 3,393.05, 4,676.99 and 2,862.69 is: 3,945.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.05 : 4,676.99 = 2,862.69 : x
  2. Step 2: Convert to fraction form
    3,393.05/4,676.99 = 2,862.69/x
  3. Step 3: Cross multiply
    3,393.05x = 4,676.99 × 2,862.69
  4. Step 4: Simplify right side
    3,393.05x = 13,388,758.19
  5. Step 5: Solve for x
    x = 13,388,758.19/3,393.05
  6. Step 6: Final answer
    x = 3,945.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.