Home / 4,283.82-5,910-2,689.79

Finding the Fourth Proportional to 4,283.82, 5,910 and 2,689.79

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Solution

The fourth proportional to 4,283.82, 5,910 and 2,689.79 is: 3,710.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.82 : 5,910 = 2,689.79 : x
  2. Step 2: Convert to fraction form
    4,283.82/5,910 = 2,689.79/x
  3. Step 3: Cross multiply
    4,283.82x = 5,910 × 2,689.79
  4. Step 4: Simplify right side
    4,283.82x = 15,896,658.90
  5. Step 5: Solve for x
    x = 15,896,658.90/4,283.82
  6. Step 6: Final answer
    x = 3,710.86

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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.