Home / 4,137.08-6,204.80-1,214.70

Finding the Fourth Proportional to 4,137.08, 6,204.80 and 1,214.70

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Solution

The fourth proportional to 4,137.08, 6,204.80 and 1,214.70 is: 1,821.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.08 : 6,204.80 = 1,214.70 : x
  2. Step 2: Convert to fraction form
    4,137.08/6,204.80 = 1,214.70/x
  3. Step 3: Cross multiply
    4,137.08x = 6,204.80 × 1,214.70
  4. Step 4: Simplify right side
    4,137.08x = 7,536,970.56
  5. Step 5: Solve for x
    x = 7,536,970.56/4,137.08
  6. Step 6: Final answer
    x = 1,821.81

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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.