Home / 6,649.28-9,175.65-3,664.52

Finding the Fourth Proportional to 6,649.28, 9,175.65 and 3,664.52

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Solution

The fourth proportional to 6,649.28, 9,175.65 and 3,664.52 is: 5,056.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649.28 : 9,175.65 = 3,664.52 : x
  2. Step 2: Convert to fraction form
    6,649.28/9,175.65 = 3,664.52/x
  3. Step 3: Cross multiply
    6,649.28x = 9,175.65 × 3,664.52
  4. Step 4: Simplify right side
    6,649.28x = 33,624,352.94
  5. Step 5: Solve for x
    x = 33,624,352.94/6,649.28
  6. Step 6: Final answer
    x = 5,056.84

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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.