Home / 4,453.57-6,147.26-2,881.77

Finding the Fourth Proportional to 4,453.57, 6,147.26 and 2,881.77

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Solution

The fourth proportional to 4,453.57, 6,147.26 and 2,881.77 is: 3,977.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.57 : 6,147.26 = 2,881.77 : x
  2. Step 2: Convert to fraction form
    4,453.57/6,147.26 = 2,881.77/x
  3. Step 3: Cross multiply
    4,453.57x = 6,147.26 × 2,881.77
  4. Step 4: Simplify right side
    4,453.57x = 17,714,989.45
  5. Step 5: Solve for x
    x = 17,714,989.45/4,453.57
  6. Step 6: Final answer
    x = 3,977.71

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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.