Home / 3,151.62-4,720.14-3,042.27

Finding the Fourth Proportional to 3,151.62, 4,720.14 and 3,042.27

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Solution

The fourth proportional to 3,151.62, 4,720.14 and 3,042.27 is: 4,556.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.62 : 4,720.14 = 3,042.27 : x
  2. Step 2: Convert to fraction form
    3,151.62/4,720.14 = 3,042.27/x
  3. Step 3: Cross multiply
    3,151.62x = 4,720.14 × 3,042.27
  4. Step 4: Simplify right side
    3,151.62x = 14,359,940.32
  5. Step 5: Solve for x
    x = 14,359,940.32/3,151.62
  6. Step 6: Final answer
    x = 4,556.37

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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.