Home / 11,376.87-17,062.88-3,581.43

Finding the Fourth Proportional to 11,376.87, 17,062.88 and 3,581.43

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Solution

The fourth proportional to 11,376.87, 17,062.88 and 3,581.43 is: 5,371.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.87 : 17,062.88 = 3,581.43 : x
  2. Step 2: Convert to fraction form
    11,376.87/17,062.88 = 3,581.43/x
  3. Step 3: Cross multiply
    11,376.87x = 17,062.88 × 3,581.43
  4. Step 4: Simplify right side
    11,376.87x = 61,109,492.41
  5. Step 5: Solve for x
    x = 61,109,492.41/11,376.87
  6. Step 6: Final answer
    x = 5,371.38

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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.