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Finding the Fourth Proportional to 1,682.60, 2,523.36 and 1,466.60

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Solution

The fourth proportional to 1,682.60, 2,523.36 and 1,466.60 is: 2,199.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682.60 : 2,523.36 = 1,466.60 : x
  2. Step 2: Convert to fraction form
    1,682.60/2,523.36 = 1,466.60/x
  3. Step 3: Cross multiply
    1,682.60x = 2,523.36 × 1,466.60
  4. Step 4: Simplify right side
    1,682.60x = 3,700,759.78
  5. Step 5: Solve for x
    x = 3,700,759.78/1,682.60
  6. Step 6: Final answer
    x = 2,199.43

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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.