Home / 5,416.70-8,124.32-2,297.94

Finding the Fourth Proportional to 5,416.70, 8,124.32 and 2,297.94

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Solution

The fourth proportional to 5,416.70, 8,124.32 and 2,297.94 is: 3,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416.70 : 8,124.32 = 2,297.94 : x
  2. Step 2: Convert to fraction form
    5,416.70/8,124.32 = 2,297.94/x
  3. Step 3: Cross multiply
    5,416.70x = 8,124.32 × 2,297.94
  4. Step 4: Simplify right side
    5,416.70x = 18,669,199.90
  5. Step 5: Solve for x
    x = 18,669,199.90/5,416.70
  6. Step 6: Final answer
    x = 3,446.60

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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.