Home / 11,176.23-15,423.66-6,396.96

Finding the Fourth Proportional to 11,176.23, 15,423.66 and 6,396.96

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Solution

The fourth proportional to 11,176.23, 15,423.66 and 6,396.96 is: 8,828.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.23 : 15,423.66 = 6,396.96 : x
  2. Step 2: Convert to fraction form
    11,176.23/15,423.66 = 6,396.96/x
  3. Step 3: Cross multiply
    11,176.23x = 15,423.66 × 6,396.96
  4. Step 4: Simplify right side
    11,176.23x = 98,664,536.07
  5. Step 5: Solve for x
    x = 98,664,536.07/11,176.23
  6. Step 6: Final answer
    x = 8,828.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.