Home / 4,462.10-6,692.94-2,120.40

Finding the Fourth Proportional to 4,462.10, 6,692.94 and 2,120.40

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Solution

The fourth proportional to 4,462.10, 6,692.94 and 2,120.40 is: 3,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,462.10 : 6,692.94 = 2,120.40 : x
  2. Step 2: Convert to fraction form
    4,462.10/6,692.94 = 2,120.40/x
  3. Step 3: Cross multiply
    4,462.10x = 6,692.94 × 2,120.40
  4. Step 4: Simplify right side
    4,462.10x = 14,191,709.98
  5. Step 5: Solve for x
    x = 14,191,709.98/4,462.10
  6. Step 6: Final answer
    x = 3,180.50

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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.