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Finding the Fourth Proportional to 6,402.67, 9,595.30 and 3,771.39

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Solution

The fourth proportional to 6,402.67, 9,595.30 and 3,771.39 is: 5,651.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402.67 : 9,595.30 = 3,771.39 : x
  2. Step 2: Convert to fraction form
    6,402.67/9,595.30 = 3,771.39/x
  3. Step 3: Cross multiply
    6,402.67x = 9,595.30 × 3,771.39
  4. Step 4: Simplify right side
    6,402.67x = 36,187,551.63
  5. Step 5: Solve for x
    x = 36,187,551.63/6,402.67
  6. Step 6: Final answer
    x = 5,651.95

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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.