Home / 8,557.18-12,836.58-2,714.65

Finding the Fourth Proportional to 8,557.18, 12,836.58 and 2,714.65

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Solution

The fourth proportional to 8,557.18, 12,836.58 and 2,714.65 is: 4,072.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.18 : 12,836.58 = 2,714.65 : x
  2. Step 2: Convert to fraction form
    8,557.18/12,836.58 = 2,714.65/x
  3. Step 3: Cross multiply
    8,557.18x = 12,836.58 × 2,714.65
  4. Step 4: Simplify right side
    8,557.18x = 34,846,821.90
  5. Step 5: Solve for x
    x = 34,846,821.90/8,557.18
  6. Step 6: Final answer
    x = 4,072.23

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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.