Home / 5,983.58-8,979.47-2,087.99

Finding the Fourth Proportional to 5,983.58, 8,979.47 and 2,087.99

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Solution

The fourth proportional to 5,983.58, 8,979.47 and 2,087.99 is: 3,133.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,983.58 : 8,979.47 = 2,087.99 : x
  2. Step 2: Convert to fraction form
    5,983.58/8,979.47 = 2,087.99/x
  3. Step 3: Cross multiply
    5,983.58x = 8,979.47 × 2,087.99
  4. Step 4: Simplify right side
    5,983.58x = 18,748,998.67
  5. Step 5: Solve for x
    x = 18,748,998.67/5,983.58
  6. Step 6: Final answer
    x = 3,133.41

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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.