Home / 5,649.14-7,802.34-3,757.44

Finding the Fourth Proportional to 5,649.14, 7,802.34 and 3,757.44

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Solution

The fourth proportional to 5,649.14, 7,802.34 and 3,757.44 is: 5,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.14 : 7,802.34 = 3,757.44 : x
  2. Step 2: Convert to fraction form
    5,649.14/7,802.34 = 3,757.44/x
  3. Step 3: Cross multiply
    5,649.14x = 7,802.34 × 3,757.44
  4. Step 4: Simplify right side
    5,649.14x = 29,316,824.41
  5. Step 5: Solve for x
    x = 29,316,824.41/5,649.14
  6. Step 6: Final answer
    x = 5,189.61

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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.