Home / 4,949.40-6,829.92-2,710.87

Finding the Fourth Proportional to 4,949.40, 6,829.92 and 2,710.87

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Solution

The fourth proportional to 4,949.40, 6,829.92 and 2,710.87 is: 3,740.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.40 : 6,829.92 = 2,710.87 : x
  2. Step 2: Convert to fraction form
    4,949.40/6,829.92 = 2,710.87/x
  3. Step 3: Cross multiply
    4,949.40x = 6,829.92 × 2,710.87
  4. Step 4: Simplify right side
    4,949.40x = 18,515,008.16
  5. Step 5: Solve for x
    x = 18,515,008.16/4,949.40
  6. Step 6: Final answer
    x = 3,740.86

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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.