Home / 3,012.14-4,155.26-1,892.48

Finding the Fourth Proportional to 3,012.14, 4,155.26 and 1,892.48

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Solution

The fourth proportional to 3,012.14, 4,155.26 and 1,892.48 is: 2,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.14 : 4,155.26 = 1,892.48 : x
  2. Step 2: Convert to fraction form
    3,012.14/4,155.26 = 1,892.48/x
  3. Step 3: Cross multiply
    3,012.14x = 4,155.26 × 1,892.48
  4. Step 4: Simplify right side
    3,012.14x = 7,863,746.44
  5. Step 5: Solve for x
    x = 7,863,746.44/3,012.14
  6. Step 6: Final answer
    x = 2,610.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.