Home / 3,973.81-5,960.72-1,665.31

Finding the Fourth Proportional to 3,973.81, 5,960.72 and 1,665.31

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Solution

The fourth proportional to 3,973.81, 5,960.72 and 1,665.31 is: 2,497.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.81 : 5,960.72 = 1,665.31 : x
  2. Step 2: Convert to fraction form
    3,973.81/5,960.72 = 1,665.31/x
  3. Step 3: Cross multiply
    3,973.81x = 5,960.72 × 1,665.31
  4. Step 4: Simplify right side
    3,973.81x = 9,926,446.62
  5. Step 5: Solve for x
    x = 9,926,446.62/3,973.81
  6. Step 6: Final answer
    x = 2,497.97

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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.