Home / 4,687.18-6,469.71-2,699.14

Finding the Fourth Proportional to 4,687.18, 6,469.71 and 2,699.14

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Solution

The fourth proportional to 4,687.18, 6,469.71 and 2,699.14 is: 3,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.18 : 6,469.71 = 2,699.14 : x
  2. Step 2: Convert to fraction form
    4,687.18/6,469.71 = 2,699.14/x
  3. Step 3: Cross multiply
    4,687.18x = 6,469.71 × 2,699.14
  4. Step 4: Simplify right side
    4,687.18x = 17,462,638.88
  5. Step 5: Solve for x
    x = 17,462,638.88/4,687.18
  6. Step 6: Final answer
    x = 3,725.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.