Home / 10,823.76-16,236.18-3,898.26

Finding the Fourth Proportional to 10,823.76, 16,236.18 and 3,898.26

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Solution

The fourth proportional to 10,823.76, 16,236.18 and 3,898.26 is: 5,847.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.76 : 16,236.18 = 3,898.26 : x
  2. Step 2: Convert to fraction form
    10,823.76/16,236.18 = 3,898.26/x
  3. Step 3: Cross multiply
    10,823.76x = 16,236.18 × 3,898.26
  4. Step 4: Simplify right side
    10,823.76x = 63,292,851.05
  5. Step 5: Solve for x
    x = 63,292,851.05/10,823.76
  6. Step 6: Final answer
    x = 5,847.58

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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.