Home / 3,571.75-5,357.67-1,263.25

Finding the Fourth Proportional to 3,571.75, 5,357.67 and 1,263.25

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Solution

The fourth proportional to 3,571.75, 5,357.67 and 1,263.25 is: 1,894.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.75 : 5,357.67 = 1,263.25 : x
  2. Step 2: Convert to fraction form
    3,571.75/5,357.67 = 1,263.25/x
  3. Step 3: Cross multiply
    3,571.75x = 5,357.67 × 1,263.25
  4. Step 4: Simplify right side
    3,571.75x = 6,768,076.63
  5. Step 5: Solve for x
    x = 6,768,076.63/3,571.75
  6. Step 6: Final answer
    x = 1,894.89

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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.