Home / 10,673.78-16,011.44-4,099.96

Finding the Fourth Proportional to 10,673.78, 16,011.44 and 4,099.96

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Solution

The fourth proportional to 10,673.78, 16,011.44 and 4,099.96 is: 6,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.78 : 16,011.44 = 4,099.96 : x
  2. Step 2: Convert to fraction form
    10,673.78/16,011.44 = 4,099.96/x
  3. Step 3: Cross multiply
    10,673.78x = 16,011.44 × 4,099.96
  4. Step 4: Simplify right side
    10,673.78x = 65,646,263.54
  5. Step 5: Solve for x
    x = 65,646,263.54/10,673.78
  6. Step 6: Final answer
    x = 6,150.24

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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.