Home / 3,206.36-4,423-2,013.03

Finding the Fourth Proportional to 3,206.36, 4,423 and 2,013.03

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Solution

The fourth proportional to 3,206.36, 4,423 and 2,013.03 is: 2,776.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.36 : 4,423 = 2,013.03 : x
  2. Step 2: Convert to fraction form
    3,206.36/4,423 = 2,013.03/x
  3. Step 3: Cross multiply
    3,206.36x = 4,423 × 2,013.03
  4. Step 4: Simplify right side
    3,206.36x = 8,903,631.69
  5. Step 5: Solve for x
    x = 8,903,631.69/3,206.36
  6. Step 6: Final answer
    x = 2,776.87

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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.