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Finding the Fourth Proportional to 6,692.55, 9,234.96 and 3,707.63

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Solution

The fourth proportional to 6,692.55, 9,234.96 and 3,707.63 is: 5,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.55 : 9,234.96 = 3,707.63 : x
  2. Step 2: Convert to fraction form
    6,692.55/9,234.96 = 3,707.63/x
  3. Step 3: Cross multiply
    6,692.55x = 9,234.96 × 3,707.63
  4. Step 4: Simplify right side
    6,692.55x = 34,239,768.57
  5. Step 5: Solve for x
    x = 34,239,768.57/6,692.55
  6. Step 6: Final answer
    x = 5,116.10

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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.