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Finding the Fourth Proportional to 7,296.96, 10,945.92 and 2,617.92

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Solution

The fourth proportional to 7,296.96, 10,945.92 and 2,617.92 is: 3,927.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.96 : 10,945.92 = 2,617.92 : x
  2. Step 2: Convert to fraction form
    7,296.96/10,945.92 = 2,617.92/x
  3. Step 3: Cross multiply
    7,296.96x = 10,945.92 × 2,617.92
  4. Step 4: Simplify right side
    7,296.96x = 28,655,542.89
  5. Step 5: Solve for x
    x = 28,655,542.89/7,296.96
  6. Step 6: Final answer
    x = 3,927.05

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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.