Home / 6,635.47-9,156.99-3,651.22

Finding the Fourth Proportional to 6,635.47, 9,156.99 and 3,651.22

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Solution

The fourth proportional to 6,635.47, 9,156.99 and 3,651.22 is: 5,038.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.47 : 9,156.99 = 3,651.22 : x
  2. Step 2: Convert to fraction form
    6,635.47/9,156.99 = 3,651.22/x
  3. Step 3: Cross multiply
    6,635.47x = 9,156.99 × 3,651.22
  4. Step 4: Simplify right side
    6,635.47x = 33,434,185.03
  5. Step 5: Solve for x
    x = 33,434,185.03/6,635.47
  6. Step 6: Final answer
    x = 5,038.71

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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.