Home / 3,466.64-5,199.48-1,126.64

Finding the Fourth Proportional to 3,466.64, 5,199.48 and 1,126.64

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Solution

The fourth proportional to 3,466.64, 5,199.48 and 1,126.64 is: 1,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466.64 : 5,199.48 = 1,126.64 : x
  2. Step 2: Convert to fraction form
    3,466.64/5,199.48 = 1,126.64/x
  3. Step 3: Cross multiply
    3,466.64x = 5,199.48 × 1,126.64
  4. Step 4: Simplify right side
    3,466.64x = 5,857,942.15
  5. Step 5: Solve for x
    x = 5,857,942.15/3,466.64
  6. Step 6: Final answer
    x = 1,689.80

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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.