Home / 3,875.33-5,348.04-2,107.06

Finding the Fourth Proportional to 3,875.33, 5,348.04 and 2,107.06

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Solution

The fourth proportional to 3,875.33, 5,348.04 and 2,107.06 is: 2,907.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.33 : 5,348.04 = 2,107.06 : x
  2. Step 2: Convert to fraction form
    3,875.33/5,348.04 = 2,107.06/x
  3. Step 3: Cross multiply
    3,875.33x = 5,348.04 × 2,107.06
  4. Step 4: Simplify right side
    3,875.33x = 11,268,641.16
  5. Step 5: Solve for x
    x = 11,268,641.16/3,875.33
  6. Step 6: Final answer
    x = 2,907.79

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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.