Home / 5,986.57-8,981.23-1,826.66

Finding the Fourth Proportional to 5,986.57, 8,981.23 and 1,826.66

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Solution

The fourth proportional to 5,986.57, 8,981.23 and 1,826.66 is: 2,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986.57 : 8,981.23 = 1,826.66 : x
  2. Step 2: Convert to fraction form
    5,986.57/8,981.23 = 1,826.66/x
  3. Step 3: Cross multiply
    5,986.57x = 8,981.23 × 1,826.66
  4. Step 4: Simplify right side
    5,986.57x = 16,405,608.69
  5. Step 5: Solve for x
    x = 16,405,608.69/5,986.57
  6. Step 6: Final answer
    x = 2,740.40

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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.