Home / 3,348.14-5,015.52-2,655.99

Finding the Fourth Proportional to 3,348.14, 5,015.52 and 2,655.99

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Solution

The fourth proportional to 3,348.14, 5,015.52 and 2,655.99 is: 3,978.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.14 : 5,015.52 = 2,655.99 : x
  2. Step 2: Convert to fraction form
    3,348.14/5,015.52 = 2,655.99/x
  3. Step 3: Cross multiply
    3,348.14x = 5,015.52 × 2,655.99
  4. Step 4: Simplify right side
    3,348.14x = 13,321,170.96
  5. Step 5: Solve for x
    x = 13,321,170.96/3,348.14
  6. Step 6: Final answer
    x = 3,978.68

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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.