Home / 6,255.15-9,384.30-1,872.62

Finding the Fourth Proportional to 6,255.15, 9,384.30 and 1,872.62

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Solution

The fourth proportional to 6,255.15, 9,384.30 and 1,872.62 is: 2,809.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.15 : 9,384.30 = 1,872.62 : x
  2. Step 2: Convert to fraction form
    6,255.15/9,384.30 = 1,872.62/x
  3. Step 3: Cross multiply
    6,255.15x = 9,384.30 × 1,872.62
  4. Step 4: Simplify right side
    6,255.15x = 17,573,180.94
  5. Step 5: Solve for x
    x = 17,573,180.94/6,255.15
  6. Step 6: Final answer
    x = 2,809.39

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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.