Home / 4,211.31-5,811.61-2,348.31

Finding the Fourth Proportional to 4,211.31, 5,811.61 and 2,348.31

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Solution

The fourth proportional to 4,211.31, 5,811.61 and 2,348.31 is: 3,240.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.31 : 5,811.61 = 2,348.31 : x
  2. Step 2: Convert to fraction form
    4,211.31/5,811.61 = 2,348.31/x
  3. Step 3: Cross multiply
    4,211.31x = 5,811.61 × 2,348.31
  4. Step 4: Simplify right side
    4,211.31x = 13,647,461.88
  5. Step 5: Solve for x
    x = 13,647,461.88/4,211.31
  6. Step 6: Final answer
    x = 3,240.67

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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.