Home / 5,388.36-7,429.02-3,496.62

Finding the Fourth Proportional to 5,388.36, 7,429.02 and 3,496.62

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Solution

The fourth proportional to 5,388.36, 7,429.02 and 3,496.62 is: 4,820.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.36 : 7,429.02 = 3,496.62 : x
  2. Step 2: Convert to fraction form
    5,388.36/7,429.02 = 3,496.62/x
  3. Step 3: Cross multiply
    5,388.36x = 7,429.02 × 3,496.62
  4. Step 4: Simplify right side
    5,388.36x = 25,976,459.91
  5. Step 5: Solve for x
    x = 25,976,459.91/5,388.36
  6. Step 6: Final answer
    x = 4,820.85

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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.