Home / 2,862.26-4,291.92-1,692.62

Finding the Fourth Proportional to 2,862.26, 4,291.92 and 1,692.62

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Solution

The fourth proportional to 2,862.26, 4,291.92 and 1,692.62 is: 2,538.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.26 : 4,291.92 = 1,692.62 : x
  2. Step 2: Convert to fraction form
    2,862.26/4,291.92 = 1,692.62/x
  3. Step 3: Cross multiply
    2,862.26x = 4,291.92 × 1,692.62
  4. Step 4: Simplify right side
    2,862.26x = 7,264,591.58
  5. Step 5: Solve for x
    x = 7,264,591.58/2,862.26
  6. Step 6: Final answer
    x = 2,538.06

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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.