Home / 8,302.26-11,455.11-4,942.92

Finding the Fourth Proportional to 8,302.26, 11,455.11 and 4,942.92

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Solution

The fourth proportional to 8,302.26, 11,455.11 and 4,942.92 is: 6,820.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.26 : 11,455.11 = 4,942.92 : x
  2. Step 2: Convert to fraction form
    8,302.26/11,455.11 = 4,942.92/x
  3. Step 3: Cross multiply
    8,302.26x = 11,455.11 × 4,942.92
  4. Step 4: Simplify right side
    8,302.26x = 56,621,692.32
  5. Step 5: Solve for x
    x = 56,621,692.32/8,302.26
  6. Step 6: Final answer
    x = 6,820.03

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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.