Home / 3,670.37-5,500.68-1,718.46

Finding the Fourth Proportional to 3,670.37, 5,500.68 and 1,718.46

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Solution

The fourth proportional to 3,670.37, 5,500.68 and 1,718.46 is: 2,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.37 : 5,500.68 = 1,718.46 : x
  2. Step 2: Convert to fraction form
    3,670.37/5,500.68 = 1,718.46/x
  3. Step 3: Cross multiply
    3,670.37x = 5,500.68 × 1,718.46
  4. Step 4: Simplify right side
    3,670.37x = 9,452,698.55
  5. Step 5: Solve for x
    x = 9,452,698.55/3,670.37
  6. Step 6: Final answer
    x = 2,575.41

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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.