Home / 5,878.77-8,112.81-3,226.43

Finding the Fourth Proportional to 5,878.77, 8,112.81 and 3,226.43

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Solution

The fourth proportional to 5,878.77, 8,112.81 and 3,226.43 is: 4,452.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878.77 : 8,112.81 = 3,226.43 : x
  2. Step 2: Convert to fraction form
    5,878.77/8,112.81 = 3,226.43/x
  3. Step 3: Cross multiply
    5,878.77x = 8,112.81 × 3,226.43
  4. Step 4: Simplify right side
    5,878.77x = 26,175,377.15
  5. Step 5: Solve for x
    x = 26,175,377.15/5,878.77
  6. Step 6: Final answer
    x = 4,452.52

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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.