Home / 2,962.29-4,087.97-1,635.99

Finding the Fourth Proportional to 2,962.29, 4,087.97 and 1,635.99

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Solution

The fourth proportional to 2,962.29, 4,087.97 and 1,635.99 is: 2,257.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.29 : 4,087.97 = 1,635.99 : x
  2. Step 2: Convert to fraction form
    2,962.29/4,087.97 = 1,635.99/x
  3. Step 3: Cross multiply
    2,962.29x = 4,087.97 × 1,635.99
  4. Step 4: Simplify right side
    2,962.29x = 6,687,869.86
  5. Step 5: Solve for x
    x = 6,687,869.86/2,962.29
  6. Step 6: Final answer
    x = 2,257.67

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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.