Home / 8,042.10-12,064.31-3,043.12

Finding the Fourth Proportional to 8,042.10, 12,064.31 and 3,043.12

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Solution

The fourth proportional to 8,042.10, 12,064.31 and 3,043.12 is: 4,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.10 : 12,064.31 = 3,043.12 : x
  2. Step 2: Convert to fraction form
    8,042.10/12,064.31 = 3,043.12/x
  3. Step 3: Cross multiply
    8,042.10x = 12,064.31 × 3,043.12
  4. Step 4: Simplify right side
    8,042.10x = 36,713,143.05
  5. Step 5: Solve for x
    x = 36,713,143.05/8,042.10
  6. Step 6: Final answer
    x = 4,565.12

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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.