Home / 4,156.61-6,231.41-1,934.31

Finding the Fourth Proportional to 4,156.61, 6,231.41 and 1,934.31

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Solution

The fourth proportional to 4,156.61, 6,231.41 and 1,934.31 is: 2,899.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.61 : 6,231.41 = 1,934.31 : x
  2. Step 2: Convert to fraction form
    4,156.61/6,231.41 = 1,934.31/x
  3. Step 3: Cross multiply
    4,156.61x = 6,231.41 × 1,934.31
  4. Step 4: Simplify right side
    4,156.61x = 12,053,469.01
  5. Step 5: Solve for x
    x = 12,053,469.01/4,156.61
  6. Step 6: Final answer
    x = 2,899.84

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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.