Home / 7,416.18-10,234.62-4,431.33

Finding the Fourth Proportional to 7,416.18, 10,234.62 and 4,431.33

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Solution

The fourth proportional to 7,416.18, 10,234.62 and 4,431.33 is: 6,115.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.18 : 10,234.62 = 4,431.33 : x
  2. Step 2: Convert to fraction form
    7,416.18/10,234.62 = 4,431.33/x
  3. Step 3: Cross multiply
    7,416.18x = 10,234.62 × 4,431.33
  4. Step 4: Simplify right side
    7,416.18x = 45,352,978.64
  5. Step 5: Solve for x
    x = 45,352,978.64/7,416.18
  6. Step 6: Final answer
    x = 6,115.41

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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.