Home / 3,282.02-4,918.40-1,429.22

Finding the Fourth Proportional to 3,282.02, 4,918.40 and 1,429.22

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Solution

The fourth proportional to 3,282.02, 4,918.40 and 1,429.22 is: 2,141.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.02 : 4,918.40 = 1,429.22 : x
  2. Step 2: Convert to fraction form
    3,282.02/4,918.40 = 1,429.22/x
  3. Step 3: Cross multiply
    3,282.02x = 4,918.40 × 1,429.22
  4. Step 4: Simplify right side
    3,282.02x = 7,029,468.30
  5. Step 5: Solve for x
    x = 7,029,468.30/3,282.02
  6. Step 6: Final answer
    x = 2,141.81

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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.