Home / 10,740.38-16,112.25-3,343.28

Finding the Fourth Proportional to 10,740.38, 16,112.25 and 3,343.28

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Solution

The fourth proportional to 10,740.38, 16,112.25 and 3,343.28 is: 5,015.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740.38 : 16,112.25 = 3,343.28 : x
  2. Step 2: Convert to fraction form
    10,740.38/16,112.25 = 3,343.28/x
  3. Step 3: Cross multiply
    10,740.38x = 16,112.25 × 3,343.28
  4. Step 4: Simplify right side
    10,740.38x = 53,867,763.18
  5. Step 5: Solve for x
    x = 53,867,763.18/10,740.38
  6. Step 6: Final answer
    x = 5,015.44

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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.