Home / 3,788.93-5,228.64-2,110.33

Finding the Fourth Proportional to 3,788.93, 5,228.64 and 2,110.33

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Solution

The fourth proportional to 3,788.93, 5,228.64 and 2,110.33 is: 2,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.93 : 5,228.64 = 2,110.33 : x
  2. Step 2: Convert to fraction form
    3,788.93/5,228.64 = 2,110.33/x
  3. Step 3: Cross multiply
    3,788.93x = 5,228.64 × 2,110.33
  4. Step 4: Simplify right side
    3,788.93x = 11,034,144.71
  5. Step 5: Solve for x
    x = 11,034,144.71/3,788.93
  6. Step 6: Final answer
    x = 2,912.21

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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.