Home / 3,883.26-5,358.87-2,114.85

Finding the Fourth Proportional to 3,883.26, 5,358.87 and 2,114.85

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Solution

The fourth proportional to 3,883.26, 5,358.87 and 2,114.85 is: 2,918.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.26 : 5,358.87 = 2,114.85 : x
  2. Step 2: Convert to fraction form
    3,883.26/5,358.87 = 2,114.85/x
  3. Step 3: Cross multiply
    3,883.26x = 5,358.87 × 2,114.85
  4. Step 4: Simplify right side
    3,883.26x = 11,333,206.22
  5. Step 5: Solve for x
    x = 11,333,206.22/3,883.26
  6. Step 6: Final answer
    x = 2,918.48

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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.