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Finding the Fourth Proportional to 7,296.52, 10,944.80 and 3,133.84

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Solution

The fourth proportional to 7,296.52, 10,944.80 and 3,133.84 is: 4,700.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.52 : 10,944.80 = 3,133.84 : x
  2. Step 2: Convert to fraction form
    7,296.52/10,944.80 = 3,133.84/x
  3. Step 3: Cross multiply
    7,296.52x = 10,944.80 × 3,133.84
  4. Step 4: Simplify right side
    7,296.52x = 34,299,252.03
  5. Step 5: Solve for x
    x = 34,299,252.03/7,296.52
  6. Step 6: Final answer
    x = 4,700.77

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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.