Home / 6,281.28-8,668.27-3,448.77

Finding the Fourth Proportional to 6,281.28, 8,668.27 and 3,448.77

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Solution

The fourth proportional to 6,281.28, 8,668.27 and 3,448.77 is: 4,759.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.28 : 8,668.27 = 3,448.77 : x
  2. Step 2: Convert to fraction form
    6,281.28/8,668.27 = 3,448.77/x
  3. Step 3: Cross multiply
    6,281.28x = 8,668.27 × 3,448.77
  4. Step 4: Simplify right side
    6,281.28x = 29,894,914.41
  5. Step 5: Solve for x
    x = 29,894,914.41/6,281.28
  6. Step 6: Final answer
    x = 4,759.37

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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.