Home / 3,782.70-5,669.19-1,702.62

Finding the Fourth Proportional to 3,782.70, 5,669.19 and 1,702.62

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Solution

The fourth proportional to 3,782.70, 5,669.19 and 1,702.62 is: 2,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.70 : 5,669.19 = 1,702.62 : x
  2. Step 2: Convert to fraction form
    3,782.70/5,669.19 = 1,702.62/x
  3. Step 3: Cross multiply
    3,782.70x = 5,669.19 × 1,702.62
  4. Step 4: Simplify right side
    3,782.70x = 9,652,476.28
  5. Step 5: Solve for x
    x = 9,652,476.28/3,782.70
  6. Step 6: Final answer
    x = 2,551.74

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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.