Home / 4,210.41-6,310.42-2,102.98

Finding the Fourth Proportional to 4,210.41, 6,310.42 and 2,102.98

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Solution

The fourth proportional to 4,210.41, 6,310.42 and 2,102.98 is: 3,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.41 : 6,310.42 = 2,102.98 : x
  2. Step 2: Convert to fraction form
    4,210.41/6,310.42 = 2,102.98/x
  3. Step 3: Cross multiply
    4,210.41x = 6,310.42 × 2,102.98
  4. Step 4: Simplify right side
    4,210.41x = 13,270,687.05
  5. Step 5: Solve for x
    x = 13,270,687.05/4,210.41
  6. Step 6: Final answer
    x = 3,151.88

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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.