Home / 3,643.43-5,027.06-2,072.39

Finding the Fourth Proportional to 3,643.43, 5,027.06 and 2,072.39

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Solution

The fourth proportional to 3,643.43, 5,027.06 and 2,072.39 is: 2,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.43 : 5,027.06 = 2,072.39 : x
  2. Step 2: Convert to fraction form
    3,643.43/5,027.06 = 2,072.39/x
  3. Step 3: Cross multiply
    3,643.43x = 5,027.06 × 2,072.39
  4. Step 4: Simplify right side
    3,643.43x = 10,418,008.92
  5. Step 5: Solve for x
    x = 10,418,008.92/3,643.43
  6. Step 6: Final answer
    x = 2,859.40

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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.