Home / 3,902.26-5,853.75-1,305.58

Finding the Fourth Proportional to 3,902.26, 5,853.75 and 1,305.58

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Solution

The fourth proportional to 3,902.26, 5,853.75 and 1,305.58 is: 1,958.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.26 : 5,853.75 = 1,305.58 : x
  2. Step 2: Convert to fraction form
    3,902.26/5,853.75 = 1,305.58/x
  3. Step 3: Cross multiply
    3,902.26x = 5,853.75 × 1,305.58
  4. Step 4: Simplify right side
    3,902.26x = 7,642,538.93
  5. Step 5: Solve for x
    x = 7,642,538.93/3,902.26
  6. Step 6: Final answer
    x = 1,958.49

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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.