Home / 2,664.77-3,996.68-1,567.85

Finding the Fourth Proportional to 2,664.77, 3,996.68 and 1,567.85

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Solution

The fourth proportional to 2,664.77, 3,996.68 and 1,567.85 is: 2,351.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.77 : 3,996.68 = 1,567.85 : x
  2. Step 2: Convert to fraction form
    2,664.77/3,996.68 = 1,567.85/x
  3. Step 3: Cross multiply
    2,664.77x = 3,996.68 × 1,567.85
  4. Step 4: Simplify right side
    2,664.77x = 6,266,166.92
  5. Step 5: Solve for x
    x = 6,266,166.92/2,664.77
  6. Step 6: Final answer
    x = 2,351.49

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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.