Home / 3,643.07-5,027.64-2,757.33

Finding the Fourth Proportional to 3,643.07, 5,027.64 and 2,757.33

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Solution

The fourth proportional to 3,643.07, 5,027.64 and 2,757.33 is: 3,805.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.07 : 5,027.64 = 2,757.33 : x
  2. Step 2: Convert to fraction form
    3,643.07/5,027.64 = 2,757.33/x
  3. Step 3: Cross multiply
    3,643.07x = 5,027.64 × 2,757.33
  4. Step 4: Simplify right side
    3,643.07x = 13,862,852.26
  5. Step 5: Solve for x
    x = 13,862,852.26/3,643.07
  6. Step 6: Final answer
    x = 3,805.27

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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.