Home / 4,849.35-6,692.98-2,859.79

Finding the Fourth Proportional to 4,849.35, 6,692.98 and 2,859.79

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Solution

The fourth proportional to 4,849.35, 6,692.98 and 2,859.79 is: 3,947.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.35 : 6,692.98 = 2,859.79 : x
  2. Step 2: Convert to fraction form
    4,849.35/6,692.98 = 2,859.79/x
  3. Step 3: Cross multiply
    4,849.35x = 6,692.98 × 2,859.79
  4. Step 4: Simplify right side
    4,849.35x = 19,140,493.39
  5. Step 5: Solve for x
    x = 19,140,493.39/4,849.35
  6. Step 6: Final answer
    x = 3,947.02

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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.