Home / 6,127.20-9,195.45-4,488

Finding the Fourth Proportional to 6,127.20, 9,195.45 and 4,488

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Solution

The fourth proportional to 6,127.20, 9,195.45 and 4,488 is: 6,735.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.20 : 9,195.45 = 4,488 : x
  2. Step 2: Convert to fraction form
    6,127.20/9,195.45 = 4,488/x
  3. Step 3: Cross multiply
    6,127.20x = 9,195.45 × 4,488
  4. Step 4: Simplify right side
    6,127.20x = 41,269,179.60
  5. Step 5: Solve for x
    x = 41,269,179.60/6,127.20
  6. Step 6: Final answer
    x = 6,735.41

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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.