Home / 4,760.33-7,142.20-2,127.62

Finding the Fourth Proportional to 4,760.33, 7,142.20 and 2,127.62

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Solution

The fourth proportional to 4,760.33, 7,142.20 and 2,127.62 is: 3,192.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760.33 : 7,142.20 = 2,127.62 : x
  2. Step 2: Convert to fraction form
    4,760.33/7,142.20 = 2,127.62/x
  3. Step 3: Cross multiply
    4,760.33x = 7,142.20 × 2,127.62
  4. Step 4: Simplify right side
    4,760.33x = 15,195,887.56
  5. Step 5: Solve for x
    x = 15,195,887.56/4,760.33
  6. Step 6: Final answer
    x = 3,192.19

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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.