Home / 4,157.86-6,235.57-3,425.62

Finding the Fourth Proportional to 4,157.86, 6,235.57 and 3,425.62

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Solution

The fourth proportional to 4,157.86, 6,235.57 and 3,425.62 is: 5,137.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.86 : 6,235.57 = 3,425.62 : x
  2. Step 2: Convert to fraction form
    4,157.86/6,235.57 = 3,425.62/x
  3. Step 3: Cross multiply
    4,157.86x = 6,235.57 × 3,425.62
  4. Step 4: Simplify right side
    4,157.86x = 21,360,693.30
  5. Step 5: Solve for x
    x = 21,360,693.30/4,157.86
  6. Step 6: Final answer
    x = 5,137.42

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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.