Home / 3,026.24-4,540.16-1,638.96

Finding the Fourth Proportional to 3,026.24, 4,540.16 and 1,638.96

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Solution

The fourth proportional to 3,026.24, 4,540.16 and 1,638.96 is: 2,458.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.24 : 4,540.16 = 1,638.96 : x
  2. Step 2: Convert to fraction form
    3,026.24/4,540.16 = 1,638.96/x
  3. Step 3: Cross multiply
    3,026.24x = 4,540.16 × 1,638.96
  4. Step 4: Simplify right side
    3,026.24x = 7,441,140.63
  5. Step 5: Solve for x
    x = 7,441,140.63/3,026.24
  6. Step 6: Final answer
    x = 2,458.87

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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.