Home / 4,477.75-6,715.90-3,175.27

Finding the Fourth Proportional to 4,477.75, 6,715.90 and 3,175.27

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Solution

The fourth proportional to 4,477.75, 6,715.90 and 3,175.27 is: 4,762.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.75 : 6,715.90 = 3,175.27 : x
  2. Step 2: Convert to fraction form
    4,477.75/6,715.90 = 3,175.27/x
  3. Step 3: Cross multiply
    4,477.75x = 6,715.90 × 3,175.27
  4. Step 4: Simplify right side
    4,477.75x = 21,324,795.79
  5. Step 5: Solve for x
    x = 21,324,795.79/4,477.75
  6. Step 6: Final answer
    x = 4,762.39

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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.