Home / 4,211.40-5,811.77-2,323.05

Finding the Fourth Proportional to 4,211.40, 5,811.77 and 2,323.05

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Solution

The fourth proportional to 4,211.40, 5,811.77 and 2,323.05 is: 3,205.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.40 : 5,811.77 = 2,323.05 : x
  2. Step 2: Convert to fraction form
    4,211.40/5,811.77 = 2,323.05/x
  3. Step 3: Cross multiply
    4,211.40x = 5,811.77 × 2,323.05
  4. Step 4: Simplify right side
    4,211.40x = 13,501,020.68
  5. Step 5: Solve for x
    x = 13,501,020.68/4,211.40
  6. Step 6: Final answer
    x = 3,205.83

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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.