Home / 3,808.16-5,710.80-1,617.92

Finding the Fourth Proportional to 3,808.16, 5,710.80 and 1,617.92

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Solution

The fourth proportional to 3,808.16, 5,710.80 and 1,617.92 is: 2,426.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.16 : 5,710.80 = 1,617.92 : x
  2. Step 2: Convert to fraction form
    3,808.16/5,710.80 = 1,617.92/x
  3. Step 3: Cross multiply
    3,808.16x = 5,710.80 × 1,617.92
  4. Step 4: Simplify right side
    3,808.16x = 9,239,617.54
  5. Step 5: Solve for x
    x = 9,239,617.54/3,808.16
  6. Step 6: Final answer
    x = 2,426.27

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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.