Home / 2,183.65-3,015.88-1,692.23

Finding the Fourth Proportional to 2,183.65, 3,015.88 and 1,692.23

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Solution

The fourth proportional to 2,183.65, 3,015.88 and 1,692.23 is: 2,337.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.65 : 3,015.88 = 1,692.23 : x
  2. Step 2: Convert to fraction form
    2,183.65/3,015.88 = 1,692.23/x
  3. Step 3: Cross multiply
    2,183.65x = 3,015.88 × 1,692.23
  4. Step 4: Simplify right side
    2,183.65x = 5,103,543.30
  5. Step 5: Solve for x
    x = 5,103,543.30/2,183.65
  6. Step 6: Final answer
    x = 2,337.16

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1.5x scale

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.