Home / 4,506.14-6,214.96-2,891.21

Finding the Fourth Proportional to 4,506.14, 6,214.96 and 2,891.21

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Solution

The fourth proportional to 4,506.14, 6,214.96 and 2,891.21 is: 3,987.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,506.14 : 6,214.96 = 2,891.21 : x
  2. Step 2: Convert to fraction form
    4,506.14/6,214.96 = 2,891.21/x
  3. Step 3: Cross multiply
    4,506.14x = 6,214.96 × 2,891.21
  4. Step 4: Simplify right side
    4,506.14x = 17,968,723.43
  5. Step 5: Solve for x
    x = 17,968,723.43/4,506.14
  6. Step 6: Final answer
    x = 3,987.61

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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.