Home / 5,982.79-8,976.02-2,087.53

Finding the Fourth Proportional to 5,982.79, 8,976.02 and 2,087.53

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Solution

The fourth proportional to 5,982.79, 8,976.02 and 2,087.53 is: 3,131.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,982.79 : 8,976.02 = 2,087.53 : x
  2. Step 2: Convert to fraction form
    5,982.79/8,976.02 = 2,087.53/x
  3. Step 3: Cross multiply
    5,982.79x = 8,976.02 × 2,087.53
  4. Step 4: Simplify right side
    5,982.79x = 18,737,700.59
  5. Step 5: Solve for x
    x = 18,737,700.59/5,982.79
  6. Step 6: Final answer
    x = 3,131.93

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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.