Home / 3,429.63-5,134.86-2,193.93

Finding the Fourth Proportional to 3,429.63, 5,134.86 and 2,193.93

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Solution

The fourth proportional to 3,429.63, 5,134.86 and 2,193.93 is: 3,284.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.63 : 5,134.86 = 2,193.93 : x
  2. Step 2: Convert to fraction form
    3,429.63/5,134.86 = 2,193.93/x
  3. Step 3: Cross multiply
    3,429.63x = 5,134.86 × 2,193.93
  4. Step 4: Simplify right side
    3,429.63x = 11,265,523.40
  5. Step 5: Solve for x
    x = 11,265,523.40/3,429.63
  6. Step 6: Final answer
    x = 3,284.76

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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.