Home / 3,429.98-5,135.60-2,500.70

Finding the Fourth Proportional to 3,429.98, 5,135.60 and 2,500.70

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Solution

The fourth proportional to 3,429.98, 5,135.60 and 2,500.70 is: 3,744.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.98 : 5,135.60 = 2,500.70 : x
  2. Step 2: Convert to fraction form
    3,429.98/5,135.60 = 2,500.70/x
  3. Step 3: Cross multiply
    3,429.98x = 5,135.60 × 2,500.70
  4. Step 4: Simplify right side
    3,429.98x = 12,842,575.49
  5. Step 5: Solve for x
    x = 12,842,575.49/3,429.98
  6. Step 6: Final answer
    x = 3,744.22

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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.