Home / 7,612.98-11,416.55-2,614.43

Finding the Fourth Proportional to 7,612.98, 11,416.55 and 2,614.43

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Solution

The fourth proportional to 7,612.98, 11,416.55 and 2,614.43 is: 3,920.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612.98 : 11,416.55 = 2,614.43 : x
  2. Step 2: Convert to fraction form
    7,612.98/11,416.55 = 2,614.43/x
  3. Step 3: Cross multiply
    7,612.98x = 11,416.55 × 2,614.43
  4. Step 4: Simplify right side
    7,612.98x = 29,847,733.10
  5. Step 5: Solve for x
    x = 29,847,733.10/7,612.98
  6. Step 6: Final answer
    x = 3,920.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.