Home / 8,239.53-12,350.70-4,076.94

Finding the Fourth Proportional to 8,239.53, 12,350.70 and 4,076.94

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Solution

The fourth proportional to 8,239.53, 12,350.70 and 4,076.94 is: 6,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.53 : 12,350.70 = 4,076.94 : x
  2. Step 2: Convert to fraction form
    8,239.53/12,350.70 = 4,076.94/x
  3. Step 3: Cross multiply
    8,239.53x = 12,350.70 × 4,076.94
  4. Step 4: Simplify right side
    8,239.53x = 50,353,062.86
  5. Step 5: Solve for x
    x = 50,353,062.86/8,239.53
  6. Step 6: Final answer
    x = 6,111.16

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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.