Home / 4,849.75-6,692.34-2,859.85

Finding the Fourth Proportional to 4,849.75, 6,692.34 and 2,859.85

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Solution

The fourth proportional to 4,849.75, 6,692.34 and 2,859.85 is: 3,946.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.75 : 6,692.34 = 2,859.85 : x
  2. Step 2: Convert to fraction form
    4,849.75/6,692.34 = 2,859.85/x
  3. Step 3: Cross multiply
    4,849.75x = 6,692.34 × 2,859.85
  4. Step 4: Simplify right side
    4,849.75x = 19,139,088.55
  5. Step 5: Solve for x
    x = 19,139,088.55/4,849.75
  6. Step 6: Final answer
    x = 3,946.41

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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.