Home / 5,938.50-8,198.40-4,445.88

Finding the Fourth Proportional to 5,938.50, 8,198.40 and 4,445.88

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Solution

The fourth proportional to 5,938.50, 8,198.40 and 4,445.88 is: 6,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.50 : 8,198.40 = 4,445.88 : x
  2. Step 2: Convert to fraction form
    5,938.50/8,198.40 = 4,445.88/x
  3. Step 3: Cross multiply
    5,938.50x = 8,198.40 × 4,445.88
  4. Step 4: Simplify right side
    5,938.50x = 36,449,102.59
  5. Step 5: Solve for x
    x = 36,449,102.59/5,938.50
  6. Step 6: Final answer
    x = 6,137.76

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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.