Home / 6,835.86-10,255.32-3,718.68

Finding the Fourth Proportional to 6,835.86, 10,255.32 and 3,718.68

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Solution

The fourth proportional to 6,835.86, 10,255.32 and 3,718.68 is: 5,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.86 : 10,255.32 = 3,718.68 : x
  2. Step 2: Convert to fraction form
    6,835.86/10,255.32 = 3,718.68/x
  3. Step 3: Cross multiply
    6,835.86x = 10,255.32 × 3,718.68
  4. Step 4: Simplify right side
    6,835.86x = 38,136,253.38
  5. Step 5: Solve for x
    x = 38,136,253.38/6,835.86
  6. Step 6: Final answer
    x = 5,578.85

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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.