Home / 3,504.14-5,257.82-1,425.57

Finding the Fourth Proportional to 3,504.14, 5,257.82 and 1,425.57

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Solution

The fourth proportional to 3,504.14, 5,257.82 and 1,425.57 is: 2,139.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.14 : 5,257.82 = 1,425.57 : x
  2. Step 2: Convert to fraction form
    3,504.14/5,257.82 = 1,425.57/x
  3. Step 3: Cross multiply
    3,504.14x = 5,257.82 × 1,425.57
  4. Step 4: Simplify right side
    3,504.14x = 7,495,390.46
  5. Step 5: Solve for x
    x = 7,495,390.46/3,504.14
  6. Step 6: Final answer
    x = 2,139.01

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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.