Home / 2,236.70-3,356.19-1,692.23

Finding the Fourth Proportional to 2,236.70, 3,356.19 and 1,692.23

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Solution

The fourth proportional to 2,236.70, 3,356.19 and 1,692.23 is: 2,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.70 : 3,356.19 = 1,692.23 : x
  2. Step 2: Convert to fraction form
    2,236.70/3,356.19 = 1,692.23/x
  3. Step 3: Cross multiply
    2,236.70x = 3,356.19 × 1,692.23
  4. Step 4: Simplify right side
    2,236.70x = 5,679,445.40
  5. Step 5: Solve for x
    x = 5,679,445.40/2,236.70
  6. Step 6: Final answer
    x = 2,539.21

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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.