Home / 8,738.61-13,099.44-3,471.88

Finding the Fourth Proportional to 8,738.61, 13,099.44 and 3,471.88

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Solution

The fourth proportional to 8,738.61, 13,099.44 and 3,471.88 is: 5,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738.61 : 13,099.44 = 3,471.88 : x
  2. Step 2: Convert to fraction form
    8,738.61/13,099.44 = 3,471.88/x
  3. Step 3: Cross multiply
    8,738.61x = 13,099.44 × 3,471.88
  4. Step 4: Simplify right side
    8,738.61x = 45,479,683.75
  5. Step 5: Solve for x
    x = 45,479,683.75/8,738.61
  6. Step 6: Final answer
    x = 5,204.45

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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.