Home / 8,764.94-12,096.68-4,989.02

Finding the Fourth Proportional to 8,764.94, 12,096.68 and 4,989.02

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Solution

The fourth proportional to 8,764.94, 12,096.68 and 4,989.02 is: 6,885.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.94 : 12,096.68 = 4,989.02 : x
  2. Step 2: Convert to fraction form
    8,764.94/12,096.68 = 4,989.02/x
  3. Step 3: Cross multiply
    8,764.94x = 12,096.68 × 4,989.02
  4. Step 4: Simplify right side
    8,764.94x = 60,350,578.45
  5. Step 5: Solve for x
    x = 60,350,578.45/8,764.94
  6. Step 6: Final answer
    x = 6,885.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.