Home / 5,638.62-8,450.73-3,043.74

Finding the Fourth Proportional to 5,638.62, 8,450.73 and 3,043.74

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Solution

The fourth proportional to 5,638.62, 8,450.73 and 3,043.74 is: 4,561.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638.62 : 8,450.73 = 3,043.74 : x
  2. Step 2: Convert to fraction form
    5,638.62/8,450.73 = 3,043.74/x
  3. Step 3: Cross multiply
    5,638.62x = 8,450.73 × 3,043.74
  4. Step 4: Simplify right side
    5,638.62x = 25,721,824.93
  5. Step 5: Solve for x
    x = 25,721,824.93/5,638.62
  6. Step 6: Final answer
    x = 4,561.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.