Home / 10,739.39-16,107.26-2,946.38

Finding the Fourth Proportional to 10,739.39, 16,107.26 and 2,946.38

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Solution

The fourth proportional to 10,739.39, 16,107.26 and 2,946.38 is: 4,419.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.39 : 16,107.26 = 2,946.38 : x
  2. Step 2: Convert to fraction form
    10,739.39/16,107.26 = 2,946.38/x
  3. Step 3: Cross multiply
    10,739.39x = 16,107.26 × 2,946.38
  4. Step 4: Simplify right side
    10,739.39x = 47,458,013.45
  5. Step 5: Solve for x
    x = 47,458,013.45/10,739.39
  6. Step 6: Final answer
    x = 4,419.06

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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.