Home / 3,965.69-5,476.68-3,295.91

Finding the Fourth Proportional to 3,965.69, 5,476.68 and 3,295.91

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Solution

The fourth proportional to 3,965.69, 5,476.68 and 3,295.91 is: 4,551.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.69 : 5,476.68 = 3,295.91 : x
  2. Step 2: Convert to fraction form
    3,965.69/5,476.68 = 3,295.91/x
  3. Step 3: Cross multiply
    3,965.69x = 5,476.68 × 3,295.91
  4. Step 4: Simplify right side
    3,965.69x = 18,050,617.00
  5. Step 5: Solve for x
    x = 18,050,617.00/3,965.69
  6. Step 6: Final answer
    x = 4,551.70

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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.