Home / 6,968.71-10,453.41-2,808.16

Finding the Fourth Proportional to 6,968.71, 10,453.41 and 2,808.16

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Solution

The fourth proportional to 6,968.71, 10,453.41 and 2,808.16 is: 4,212.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.71 : 10,453.41 = 2,808.16 : x
  2. Step 2: Convert to fraction form
    6,968.71/10,453.41 = 2,808.16/x
  3. Step 3: Cross multiply
    6,968.71x = 10,453.41 × 2,808.16
  4. Step 4: Simplify right side
    6,968.71x = 29,354,847.83
  5. Step 5: Solve for x
    x = 29,354,847.83/6,968.71
  6. Step 6: Final answer
    x = 4,212.38

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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.