Home / 3,006.65-4,147.66-2,011.97

Finding the Fourth Proportional to 3,006.65, 4,147.66 and 2,011.97

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Solution

The fourth proportional to 3,006.65, 4,147.66 and 2,011.97 is: 2,775.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.65 : 4,147.66 = 2,011.97 : x
  2. Step 2: Convert to fraction form
    3,006.65/4,147.66 = 2,011.97/x
  3. Step 3: Cross multiply
    3,006.65x = 4,147.66 × 2,011.97
  4. Step 4: Simplify right side
    3,006.65x = 8,344,967.49
  5. Step 5: Solve for x
    x = 8,344,967.49/3,006.65
  6. Step 6: Final answer
    x = 2,775.50

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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.