Home / 3,425.04-5,137.52-1,374.48

Finding the Fourth Proportional to 3,425.04, 5,137.52 and 1,374.48

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Solution

The fourth proportional to 3,425.04, 5,137.52 and 1,374.48 is: 2,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.04 : 5,137.52 = 1,374.48 : x
  2. Step 2: Convert to fraction form
    3,425.04/5,137.52 = 1,374.48/x
  3. Step 3: Cross multiply
    3,425.04x = 5,137.52 × 1,374.48
  4. Step 4: Simplify right side
    3,425.04x = 7,061,418.49
  5. Step 5: Solve for x
    x = 7,061,418.49/3,425.04
  6. Step 6: Final answer
    x = 2,061.70

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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.