Home / 4,211.57-5,811.84-2,323.15

Finding the Fourth Proportional to 4,211.57, 5,811.84 and 2,323.15

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Solution

The fourth proportional to 4,211.57, 5,811.84 and 2,323.15 is: 3,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.57 : 5,811.84 = 2,323.15 : x
  2. Step 2: Convert to fraction form
    4,211.57/5,811.84 = 2,323.15/x
  3. Step 3: Cross multiply
    4,211.57x = 5,811.84 × 2,323.15
  4. Step 4: Simplify right side
    4,211.57x = 13,501,761.57
  5. Step 5: Solve for x
    x = 13,501,761.57/4,211.57
  6. Step 6: Final answer
    x = 3,205.87

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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.