Home / 5,899.93-8,839.45-3,120.43

Finding the Fourth Proportional to 5,899.93, 8,839.45 and 3,120.43

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Solution

The fourth proportional to 5,899.93, 8,839.45 and 3,120.43 is: 4,675.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.93 : 8,839.45 = 3,120.43 : x
  2. Step 2: Convert to fraction form
    5,899.93/8,839.45 = 3,120.43/x
  3. Step 3: Cross multiply
    5,899.93x = 8,839.45 × 3,120.43
  4. Step 4: Simplify right side
    5,899.93x = 27,582,884.96
  5. Step 5: Solve for x
    x = 27,582,884.96/5,899.93
  6. Step 6: Final answer
    x = 4,675.12

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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.