Home / 6,634.34-9,155.48-3,650.20

Finding the Fourth Proportional to 6,634.34, 9,155.48 and 3,650.20

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Solution

The fourth proportional to 6,634.34, 9,155.48 and 3,650.20 is: 5,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.34 : 9,155.48 = 3,650.20 : x
  2. Step 2: Convert to fraction form
    6,634.34/9,155.48 = 3,650.20/x
  3. Step 3: Cross multiply
    6,634.34x = 9,155.48 × 3,650.20
  4. Step 4: Simplify right side
    6,634.34x = 33,419,333.10
  5. Step 5: Solve for x
    x = 33,419,333.10/6,634.34
  6. Step 6: Final answer
    x = 5,037.33

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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.