Home / 11,248.29-16,872.44-3,457.11

Finding the Fourth Proportional to 11,248.29, 16,872.44 and 3,457.11

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Solution

The fourth proportional to 11,248.29, 16,872.44 and 3,457.11 is: 5,185.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.29 : 16,872.44 = 3,457.11 : x
  2. Step 2: Convert to fraction form
    11,248.29/16,872.44 = 3,457.11/x
  3. Step 3: Cross multiply
    11,248.29x = 16,872.44 × 3,457.11
  4. Step 4: Simplify right side
    11,248.29x = 58,329,881.05
  5. Step 5: Solve for x
    x = 58,329,881.05/11,248.29
  6. Step 6: Final answer
    x = 5,185.67

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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.