Home / 4,124.87-5,692.25-2,236.40

Finding the Fourth Proportional to 4,124.87, 5,692.25 and 2,236.40

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Solution

The fourth proportional to 4,124.87, 5,692.25 and 2,236.40 is: 3,086.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.87 : 5,692.25 = 2,236.40 : x
  2. Step 2: Convert to fraction form
    4,124.87/5,692.25 = 2,236.40/x
  3. Step 3: Cross multiply
    4,124.87x = 5,692.25 × 2,236.40
  4. Step 4: Simplify right side
    4,124.87x = 12,730,147.90
  5. Step 5: Solve for x
    x = 12,730,147.90/4,124.87
  6. Step 6: Final answer
    x = 3,086.19

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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.