Home / 5,649.36-7,796.58-3,132.26

Finding the Fourth Proportional to 5,649.36, 7,796.58 and 3,132.26

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Solution

The fourth proportional to 5,649.36, 7,796.58 and 3,132.26 is: 4,322.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.36 : 7,796.58 = 3,132.26 : x
  2. Step 2: Convert to fraction form
    5,649.36/7,796.58 = 3,132.26/x
  3. Step 3: Cross multiply
    5,649.36x = 7,796.58 × 3,132.26
  4. Step 4: Simplify right side
    5,649.36x = 24,420,915.67
  5. Step 5: Solve for x
    x = 24,420,915.67/5,649.36
  6. Step 6: Final answer
    x = 4,322.78

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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.