Home / 5,883.98-8,119.88-3,231.38

Finding the Fourth Proportional to 5,883.98, 8,119.88 and 3,231.38

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Solution

The fourth proportional to 5,883.98, 8,119.88 and 3,231.38 is: 4,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,883.98 : 8,119.88 = 3,231.38 : x
  2. Step 2: Convert to fraction form
    5,883.98/8,119.88 = 3,231.38/x
  3. Step 3: Cross multiply
    5,883.98x = 8,119.88 × 3,231.38
  4. Step 4: Simplify right side
    5,883.98x = 26,238,361.08
  5. Step 5: Solve for x
    x = 26,238,361.08/5,883.98
  6. Step 6: Final answer
    x = 4,459.29

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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.