Home / 3,922.14-5,412.80-2,593.54

Finding the Fourth Proportional to 3,922.14, 5,412.80 and 2,593.54

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Solution

The fourth proportional to 3,922.14, 5,412.80 and 2,593.54 is: 3,579.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.14 : 5,412.80 = 2,593.54 : x
  2. Step 2: Convert to fraction form
    3,922.14/5,412.80 = 2,593.54/x
  3. Step 3: Cross multiply
    3,922.14x = 5,412.80 × 2,593.54
  4. Step 4: Simplify right side
    3,922.14x = 14,038,313.31
  5. Step 5: Solve for x
    x = 14,038,313.31/3,922.14
  6. Step 6: Final answer
    x = 3,579.25

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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.