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Finding the Fourth Proportional to 7,379.10, 11,053.03 and 5,967.46

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Solution

The fourth proportional to 7,379.10, 11,053.03 and 5,967.46 is: 8,938.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.10 : 11,053.03 = 5,967.46 : x
  2. Step 2: Convert to fraction form
    7,379.10/11,053.03 = 5,967.46/x
  3. Step 3: Cross multiply
    7,379.10x = 11,053.03 × 5,967.46
  4. Step 4: Simplify right side
    7,379.10x = 65,958,459.14
  5. Step 5: Solve for x
    x = 65,958,459.14/7,379.10
  6. Step 6: Final answer
    x = 8,938.56

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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.