Home / 10,739.33-16,099.28-3,812.21

Finding the Fourth Proportional to 10,739.33, 16,099.28 and 3,812.21

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Solution

The fourth proportional to 10,739.33, 16,099.28 and 3,812.21 is: 5,714.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.33 : 16,099.28 = 3,812.21 : x
  2. Step 2: Convert to fraction form
    10,739.33/16,099.28 = 3,812.21/x
  3. Step 3: Cross multiply
    10,739.33x = 16,099.28 × 3,812.21
  4. Step 4: Simplify right side
    10,739.33x = 61,373,857.40
  5. Step 5: Solve for x
    x = 61,373,857.40/10,739.33
  6. Step 6: Final answer
    x = 5,714.87

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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.