Home / 6,649.25-9,175.55-3,664.92

Finding the Fourth Proportional to 6,649.25, 9,175.55 and 3,664.92

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Solution

The fourth proportional to 6,649.25, 9,175.55 and 3,664.92 is: 5,057.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649.25 : 9,175.55 = 3,664.92 : x
  2. Step 2: Convert to fraction form
    6,649.25/9,175.55 = 3,664.92/x
  3. Step 3: Cross multiply
    6,649.25x = 9,175.55 × 3,664.92
  4. Step 4: Simplify right side
    6,649.25x = 33,627,684.23
  5. Step 5: Solve for x
    x = 33,627,684.23/6,649.25
  6. Step 6: Final answer
    x = 5,057.36

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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.