Home / 8,077.32-12,113.82-3,692.52

Finding the Fourth Proportional to 8,077.32, 12,113.82 and 3,692.52

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Solution

The fourth proportional to 8,077.32, 12,113.82 and 3,692.52 is: 5,537.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.32 : 12,113.82 = 3,692.52 : x
  2. Step 2: Convert to fraction form
    8,077.32/12,113.82 = 3,692.52/x
  3. Step 3: Cross multiply
    8,077.32x = 12,113.82 × 3,692.52
  4. Step 4: Simplify right side
    8,077.32x = 44,730,522.63
  5. Step 5: Solve for x
    x = 44,730,522.63/8,077.32
  6. Step 6: Final answer
    x = 5,537.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.