Home / 5,704.88-7,872.67-3,346.57

Finding the Fourth Proportional to 5,704.88, 7,872.67 and 3,346.57

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Solution

The fourth proportional to 5,704.88, 7,872.67 and 3,346.57 is: 4,618.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.88 : 7,872.67 = 3,346.57 : x
  2. Step 2: Convert to fraction form
    5,704.88/7,872.67 = 3,346.57/x
  3. Step 3: Cross multiply
    5,704.88x = 7,872.67 × 3,346.57
  4. Step 4: Simplify right side
    5,704.88x = 26,346,441.24
  5. Step 5: Solve for x
    x = 26,346,441.24/5,704.88
  6. Step 6: Final answer
    x = 4,618.23

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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.