Home / 10,764.26-16,146.37-2,866.78

Finding the Fourth Proportional to 10,764.26, 16,146.37 and 2,866.78

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Solution

The fourth proportional to 10,764.26, 16,146.37 and 2,866.78 is: 4,300.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.26 : 16,146.37 = 2,866.78 : x
  2. Step 2: Convert to fraction form
    10,764.26/16,146.37 = 2,866.78/x
  3. Step 3: Cross multiply
    10,764.26x = 16,146.37 × 2,866.78
  4. Step 4: Simplify right side
    10,764.26x = 46,288,090.59
  5. Step 5: Solve for x
    x = 46,288,090.59/10,764.26
  6. Step 6: Final answer
    x = 4,300.16

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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.