Home / 6,634.50-9,155.55-3,650.28

Finding the Fourth Proportional to 6,634.50, 9,155.55 and 3,650.28

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Solution

The fourth proportional to 6,634.50, 9,155.55 and 3,650.28 is: 5,037.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.50 : 9,155.55 = 3,650.28 : x
  2. Step 2: Convert to fraction form
    6,634.50/9,155.55 = 3,650.28/x
  3. Step 3: Cross multiply
    6,634.50x = 9,155.55 × 3,650.28
  4. Step 4: Simplify right side
    6,634.50x = 33,420,321.05
  5. Step 5: Solve for x
    x = 33,420,321.05/6,634.50
  6. Step 6: Final answer
    x = 5,037.35

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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.