Home / 11,114.66-16,676.64-4,871.46

Finding the Fourth Proportional to 11,114.66, 16,676.64 and 4,871.46

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Solution

The fourth proportional to 11,114.66, 16,676.64 and 4,871.46 is: 7,309.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.66 : 16,676.64 = 4,871.46 : x
  2. Step 2: Convert to fraction form
    11,114.66/16,676.64 = 4,871.46/x
  3. Step 3: Cross multiply
    11,114.66x = 16,676.64 × 4,871.46
  4. Step 4: Simplify right side
    11,114.66x = 81,239,584.69
  5. Step 5: Solve for x
    x = 81,239,584.69/11,114.66
  6. Step 6: Final answer
    x = 7,309.23

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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.