Home / 4,942.35-6,833.57-4,319.87

Finding the Fourth Proportional to 4,942.35, 6,833.57 and 4,319.87

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Solution

The fourth proportional to 4,942.35, 6,833.57 and 4,319.87 is: 5,972.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.35 : 6,833.57 = 4,319.87 : x
  2. Step 2: Convert to fraction form
    4,942.35/6,833.57 = 4,319.87/x
  3. Step 3: Cross multiply
    4,942.35x = 6,833.57 × 4,319.87
  4. Step 4: Simplify right side
    4,942.35x = 29,520,078.27
  5. Step 5: Solve for x
    x = 29,520,078.27/4,942.35
  6. Step 6: Final answer
    x = 5,972.88

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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.