Home / 11,276.47-16,909.37-3,375.93

Finding the Fourth Proportional to 11,276.47, 16,909.37 and 3,375.93

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Solution

The fourth proportional to 11,276.47, 16,909.37 and 3,375.93 is: 5,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.47 : 16,909.37 = 3,375.93 : x
  2. Step 2: Convert to fraction form
    11,276.47/16,909.37 = 3,375.93/x
  3. Step 3: Cross multiply
    11,276.47x = 16,909.37 × 3,375.93
  4. Step 4: Simplify right side
    11,276.47x = 57,084,832.58
  5. Step 5: Solve for x
    x = 57,084,832.58/11,276.47
  6. Step 6: Final answer
    x = 5,062.30

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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.