Home / 9,640.49-14,459.09-3,399.03

Finding the Fourth Proportional to 9,640.49, 14,459.09 and 3,399.03

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Solution

The fourth proportional to 9,640.49, 14,459.09 and 3,399.03 is: 5,097.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640.49 : 14,459.09 = 3,399.03 : x
  2. Step 2: Convert to fraction form
    9,640.49/14,459.09 = 3,399.03/x
  3. Step 3: Cross multiply
    9,640.49x = 14,459.09 × 3,399.03
  4. Step 4: Simplify right side
    9,640.49x = 49,146,889.18
  5. Step 5: Solve for x
    x = 49,146,889.18/9,640.49
  6. Step 6: Final answer
    x = 5,097.97

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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.