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Finding the Fourth Proportional to 7,241.01, 10,855.33 and 6,896.55

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Solution

The fourth proportional to 7,241.01, 10,855.33 and 6,896.55 is: 10,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.01 : 10,855.33 = 6,896.55 : x
  2. Step 2: Convert to fraction form
    7,241.01/10,855.33 = 6,896.55/x
  3. Step 3: Cross multiply
    7,241.01x = 10,855.33 × 6,896.55
  4. Step 4: Simplify right side
    7,241.01x = 74,864,326.11
  5. Step 5: Solve for x
    x = 74,864,326.11/7,241.01
  6. Step 6: Final answer
    x = 10,338.93

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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.