Home / 3,968.16-5,952.96-1,371.84

Finding the Fourth Proportional to 3,968.16, 5,952.96 and 1,371.84

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Solution

The fourth proportional to 3,968.16, 5,952.96 and 1,371.84 is: 2,058.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.16 : 5,952.96 = 1,371.84 : x
  2. Step 2: Convert to fraction form
    3,968.16/5,952.96 = 1,371.84/x
  3. Step 3: Cross multiply
    3,968.16x = 5,952.96 × 1,371.84
  4. Step 4: Simplify right side
    3,968.16x = 8,166,508.65
  5. Step 5: Solve for x
    x = 8,166,508.65/3,968.16
  6. Step 6: Final answer
    x = 2,058.01

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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.