Home / 3,712.20-5,556.02-3,097.14

Finding the Fourth Proportional to 3,712.20, 5,556.02 and 3,097.14

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Solution

The fourth proportional to 3,712.20, 5,556.02 and 3,097.14 is: 4,635.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.20 : 5,556.02 = 3,097.14 : x
  2. Step 2: Convert to fraction form
    3,712.20/5,556.02 = 3,097.14/x
  3. Step 3: Cross multiply
    3,712.20x = 5,556.02 × 3,097.14
  4. Step 4: Simplify right side
    3,712.20x = 17,207,756.30
  5. Step 5: Solve for x
    x = 17,207,756.30/3,712.20
  6. Step 6: Final answer
    x = 4,635.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.