Home / 4,936.50-7,405.38-1,649.88

Finding the Fourth Proportional to 4,936.50, 7,405.38 and 1,649.88

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Solution

The fourth proportional to 4,936.50, 7,405.38 and 1,649.88 is: 2,475.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.50 : 7,405.38 = 1,649.88 : x
  2. Step 2: Convert to fraction form
    4,936.50/7,405.38 = 1,649.88/x
  3. Step 3: Cross multiply
    4,936.50x = 7,405.38 × 1,649.88
  4. Step 4: Simplify right side
    4,936.50x = 12,217,988.35
  5. Step 5: Solve for x
    x = 12,217,988.35/4,936.50
  6. Step 6: Final answer
    x = 2,475.03

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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.