Home / 10,835.90-16,256.93-3,817.68

Finding the Fourth Proportional to 10,835.90, 16,256.93 and 3,817.68

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Solution

The fourth proportional to 10,835.90, 16,256.93 and 3,817.68 is: 5,727.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,835.90 : 16,256.93 = 3,817.68 : x
  2. Step 2: Convert to fraction form
    10,835.90/16,256.93 = 3,817.68/x
  3. Step 3: Cross multiply
    10,835.90x = 16,256.93 × 3,817.68
  4. Step 4: Simplify right side
    10,835.90x = 62,063,778.65
  5. Step 5: Solve for x
    x = 62,063,778.65/10,835.90
  6. Step 6: Final answer
    x = 5,727.61

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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.