Home / 6,281.30-8,668.44-3,448.80

Finding the Fourth Proportional to 6,281.30, 8,668.44 and 3,448.80

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Solution

The fourth proportional to 6,281.30, 8,668.44 and 3,448.80 is: 4,759.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.30 : 8,668.44 = 3,448.80 : x
  2. Step 2: Convert to fraction form
    6,281.30/8,668.44 = 3,448.80/x
  3. Step 3: Cross multiply
    6,281.30x = 8,668.44 × 3,448.80
  4. Step 4: Simplify right side
    6,281.30x = 29,895,715.87
  5. Step 5: Solve for x
    x = 29,895,715.87/6,281.30
  6. Step 6: Final answer
    x = 4,759.48

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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.