Home / 3,476.82-5,211.59-1,626.38

Finding the Fourth Proportional to 3,476.82, 5,211.59 and 1,626.38

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Solution

The fourth proportional to 3,476.82, 5,211.59 and 1,626.38 is: 2,437.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.82 : 5,211.59 = 1,626.38 : x
  2. Step 2: Convert to fraction form
    3,476.82/5,211.59 = 1,626.38/x
  3. Step 3: Cross multiply
    3,476.82x = 5,211.59 × 1,626.38
  4. Step 4: Simplify right side
    3,476.82x = 8,475,991.55
  5. Step 5: Solve for x
    x = 8,475,991.55/3,476.82
  6. Step 6: Final answer
    x = 2,437.86

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1.5x scale

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.