Home / 5,201.76-7,179.12-3,344.16

Finding the Fourth Proportional to 5,201.76, 7,179.12 and 3,344.16

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Solution

The fourth proportional to 5,201.76, 7,179.12 and 3,344.16 is: 4,615.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.76 : 7,179.12 = 3,344.16 : x
  2. Step 2: Convert to fraction form
    5,201.76/7,179.12 = 3,344.16/x
  3. Step 3: Cross multiply
    5,201.76x = 7,179.12 × 3,344.16
  4. Step 4: Simplify right side
    5,201.76x = 24,008,125.94
  5. Step 5: Solve for x
    x = 24,008,125.94/5,201.76
  6. Step 6: Final answer
    x = 4,615.39

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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.