Home / 6,450.20-9,668.10-2,751.80

Finding the Fourth Proportional to 6,450.20, 9,668.10 and 2,751.80

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Solution

The fourth proportional to 6,450.20, 9,668.10 and 2,751.80 is: 4,124.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.20 : 9,668.10 = 2,751.80 : x
  2. Step 2: Convert to fraction form
    6,450.20/9,668.10 = 2,751.80/x
  3. Step 3: Cross multiply
    6,450.20x = 9,668.10 × 2,751.80
  4. Step 4: Simplify right side
    6,450.20x = 26,604,677.58
  5. Step 5: Solve for x
    x = 26,604,677.58/6,450.20
  6. Step 6: Final answer
    x = 4,124.63

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1.5x scale

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.