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Finding the Fourth Proportional to 6,893.67, 10,326.21 and 3,596.76

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Solution

The fourth proportional to 6,893.67, 10,326.21 and 3,596.76 is: 5,387.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893.67 : 10,326.21 = 3,596.76 : x
  2. Step 2: Convert to fraction form
    6,893.67/10,326.21 = 3,596.76/x
  3. Step 3: Cross multiply
    6,893.67x = 10,326.21 × 3,596.76
  4. Step 4: Simplify right side
    6,893.67x = 37,140,899.08
  5. Step 5: Solve for x
    x = 37,140,899.08/6,893.67
  6. Step 6: Final answer
    x = 5,387.68

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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.