Home / 4,211.25-5,811.25-2,322.84

Finding the Fourth Proportional to 4,211.25, 5,811.25 and 2,322.84

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Solution

The fourth proportional to 4,211.25, 5,811.25 and 2,322.84 is: 3,205.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.25 : 5,811.25 = 2,322.84 : x
  2. Step 2: Convert to fraction form
    4,211.25/5,811.25 = 2,322.84/x
  3. Step 3: Cross multiply
    4,211.25x = 5,811.25 × 2,322.84
  4. Step 4: Simplify right side
    4,211.25x = 13,498,592.34
  5. Step 5: Solve for x
    x = 13,498,592.34/4,211.25
  6. Step 6: Final answer
    x = 3,205.37

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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.