Home / 3,438.77-4,746.62-2,022.38

Finding the Fourth Proportional to 3,438.77, 4,746.62 and 2,022.38

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Solution

The fourth proportional to 3,438.77, 4,746.62 and 2,022.38 is: 2,791.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.77 : 4,746.62 = 2,022.38 : x
  2. Step 2: Convert to fraction form
    3,438.77/4,746.62 = 2,022.38/x
  3. Step 3: Cross multiply
    3,438.77x = 4,746.62 × 2,022.38
  4. Step 4: Simplify right side
    3,438.77x = 9,599,435.51
  5. Step 5: Solve for x
    x = 9,599,435.51/3,438.77
  6. Step 6: Final answer
    x = 2,791.54

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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.