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Finding the Fourth Proportional to 7,269.96, 10,905.34 and 2,339.24

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Solution

The fourth proportional to 7,269.96, 10,905.34 and 2,339.24 is: 3,508.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269.96 : 10,905.34 = 2,339.24 : x
  2. Step 2: Convert to fraction form
    7,269.96/10,905.34 = 2,339.24/x
  3. Step 3: Cross multiply
    7,269.96x = 10,905.34 × 2,339.24
  4. Step 4: Simplify right side
    7,269.96x = 25,510,207.54
  5. Step 5: Solve for x
    x = 25,510,207.54/7,269.96
  6. Step 6: Final answer
    x = 3,508.99

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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.