Home / 7,072.36-10,606.38-3,372.64

Finding the Fourth Proportional to 7,072.36, 10,606.38 and 3,372.64

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Solution

The fourth proportional to 7,072.36, 10,606.38 and 3,372.64 is: 5,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072.36 : 10,606.38 = 3,372.64 : x
  2. Step 2: Convert to fraction form
    7,072.36/10,606.38 = 3,372.64/x
  3. Step 3: Cross multiply
    7,072.36x = 10,606.38 × 3,372.64
  4. Step 4: Simplify right side
    7,072.36x = 35,771,501.44
  5. Step 5: Solve for x
    x = 35,771,501.44/7,072.36
  6. Step 6: Final answer
    x = 5,057.93

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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.