Home / 7,388.03-10,196.38-5,397.59

Finding the Fourth Proportional to 7,388.03, 10,196.38 and 5,397.59

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Solution

The fourth proportional to 7,388.03, 10,196.38 and 5,397.59 is: 7,449.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.03 : 10,196.38 = 5,397.59 : x
  2. Step 2: Convert to fraction form
    7,388.03/10,196.38 = 5,397.59/x
  3. Step 3: Cross multiply
    7,388.03x = 10,196.38 × 5,397.59
  4. Step 4: Simplify right side
    7,388.03x = 55,035,910.96
  5. Step 5: Solve for x
    x = 55,035,910.96/7,388.03
  6. Step 6: Final answer
    x = 7,449.33

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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.