Home / 3,027.02-4,172.14-2,308.95

Finding the Fourth Proportional to 3,027.02, 4,172.14 and 2,308.95

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Solution

The fourth proportional to 3,027.02, 4,172.14 and 2,308.95 is: 3,182.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.02 : 4,172.14 = 2,308.95 : x
  2. Step 2: Convert to fraction form
    3,027.02/4,172.14 = 2,308.95/x
  3. Step 3: Cross multiply
    3,027.02x = 4,172.14 × 2,308.95
  4. Step 4: Simplify right side
    3,027.02x = 9,633,265.54
  5. Step 5: Solve for x
    x = 9,633,265.54/3,027.02
  6. Step 6: Final answer
    x = 3,182.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.