Home / 4,982.44-6,878.10-2,886.16

Finding the Fourth Proportional to 4,982.44, 6,878.10 and 2,886.16

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Solution

The fourth proportional to 4,982.44, 6,878.10 and 2,886.16 is: 3,984.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.44 : 6,878.10 = 2,886.16 : x
  2. Step 2: Convert to fraction form
    4,982.44/6,878.10 = 2,886.16/x
  3. Step 3: Cross multiply
    4,982.44x = 6,878.10 × 2,886.16
  4. Step 4: Simplify right side
    4,982.44x = 19,851,297.10
  5. Step 5: Solve for x
    x = 19,851,297.10/4,982.44
  6. Step 6: Final answer
    x = 3,984.25

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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.