Home / 6,127.92-9,180.33-3,621.63

Finding the Fourth Proportional to 6,127.92, 9,180.33 and 3,621.63

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Solution

The fourth proportional to 6,127.92, 9,180.33 and 3,621.63 is: 5,425.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.92 : 9,180.33 = 3,621.63 : x
  2. Step 2: Convert to fraction form
    6,127.92/9,180.33 = 3,621.63/x
  3. Step 3: Cross multiply
    6,127.92x = 9,180.33 × 3,621.63
  4. Step 4: Simplify right side
    6,127.92x = 33,247,758.54
  5. Step 5: Solve for x
    x = 33,247,758.54/6,127.92
  6. Step 6: Final answer
    x = 5,425.62

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1.5x scale

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.