Home / 3,634.09-5,448.62-1,903.93

Finding the Fourth Proportional to 3,634.09, 5,448.62 and 1,903.93

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Solution

The fourth proportional to 3,634.09, 5,448.62 and 1,903.93 is: 2,854.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.09 : 5,448.62 = 1,903.93 : x
  2. Step 2: Convert to fraction form
    3,634.09/5,448.62 = 1,903.93/x
  3. Step 3: Cross multiply
    3,634.09x = 5,448.62 × 1,903.93
  4. Step 4: Simplify right side
    3,634.09x = 10,373,781.56
  5. Step 5: Solve for x
    x = 10,373,781.56/3,634.09
  6. Step 6: Final answer
    x = 2,854.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.