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Finding the Fourth Proportional to 7,300.54, 10,933.26 and 4,171.08

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Solution

The fourth proportional to 7,300.54, 10,933.26 and 4,171.08 is: 6,246.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,300.54 : 10,933.26 = 4,171.08 : x
  2. Step 2: Convert to fraction form
    7,300.54/10,933.26 = 4,171.08/x
  3. Step 3: Cross multiply
    7,300.54x = 10,933.26 × 4,171.08
  4. Step 4: Simplify right side
    7,300.54x = 45,603,502.12
  5. Step 5: Solve for x
    x = 45,603,502.12/7,300.54
  6. Step 6: Final answer
    x = 6,246.59

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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.