Home / 3,450.69-4,762.98-3,274.32

Finding the Fourth Proportional to 3,450.69, 4,762.98 and 3,274.32

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Solution

The fourth proportional to 3,450.69, 4,762.98 and 3,274.32 is: 4,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.69 : 4,762.98 = 3,274.32 : x
  2. Step 2: Convert to fraction form
    3,450.69/4,762.98 = 3,274.32/x
  3. Step 3: Cross multiply
    3,450.69x = 4,762.98 × 3,274.32
  4. Step 4: Simplify right side
    3,450.69x = 15,595,520.67
  5. Step 5: Solve for x
    x = 15,595,520.67/3,450.69
  6. Step 6: Final answer
    x = 4,519.54

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1.5x scale

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.