Home / 6,634.39-9,155.67-3,650.55

Finding the Fourth Proportional to 6,634.39, 9,155.67 and 3,650.55

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Solution

The fourth proportional to 6,634.39, 9,155.67 and 3,650.55 is: 5,037.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.39 : 9,155.67 = 3,650.55 : x
  2. Step 2: Convert to fraction form
    6,634.39/9,155.67 = 3,650.55/x
  3. Step 3: Cross multiply
    6,634.39x = 9,155.67 × 3,650.55
  4. Step 4: Simplify right side
    6,634.39x = 33,423,167.09
  5. Step 5: Solve for x
    x = 33,423,167.09/6,634.39
  6. Step 6: Final answer
    x = 5,037.87

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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.