Home / 5,976.95-8,965.34-2,687.72

Finding the Fourth Proportional to 5,976.95, 8,965.34 and 2,687.72

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Solution

The fourth proportional to 5,976.95, 8,965.34 and 2,687.72 is: 4,031.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.95 : 8,965.34 = 2,687.72 : x
  2. Step 2: Convert to fraction form
    5,976.95/8,965.34 = 2,687.72/x
  3. Step 3: Cross multiply
    5,976.95x = 8,965.34 × 2,687.72
  4. Step 4: Simplify right side
    5,976.95x = 24,096,265.36
  5. Step 5: Solve for x
    x = 24,096,265.36/5,976.95
  6. Step 6: Final answer
    x = 4,031.54

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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.