Home / 3,425.82-5,134.58-1,574.36

Finding the Fourth Proportional to 3,425.82, 5,134.58 and 1,574.36

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Solution

The fourth proportional to 3,425.82, 5,134.58 and 1,574.36 is: 2,359.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.82 : 5,134.58 = 1,574.36 : x
  2. Step 2: Convert to fraction form
    3,425.82/5,134.58 = 1,574.36/x
  3. Step 3: Cross multiply
    3,425.82x = 5,134.58 × 1,574.36
  4. Step 4: Simplify right side
    3,425.82x = 8,083,677.37
  5. Step 5: Solve for x
    x = 8,083,677.37/3,425.82
  6. Step 6: Final answer
    x = 2,359.63

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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.