Home / 11,098.38-15,316.23-6,382.67

Finding the Fourth Proportional to 11,098.38, 15,316.23 and 6,382.67

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Solution

The fourth proportional to 11,098.38, 15,316.23 and 6,382.67 is: 8,808.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.38 : 15,316.23 = 6,382.67 : x
  2. Step 2: Convert to fraction form
    11,098.38/15,316.23 = 6,382.67/x
  3. Step 3: Cross multiply
    11,098.38x = 15,316.23 × 6,382.67
  4. Step 4: Simplify right side
    11,098.38x = 97,758,365.15
  5. Step 5: Solve for x
    x = 97,758,365.15/11,098.38
  6. Step 6: Final answer
    x = 8,808.35

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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.