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Finding the Fourth Proportional to 7,292.82, 10,939.47 and 2,362.50

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Solution

The fourth proportional to 7,292.82, 10,939.47 and 2,362.50 is: 3,543.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.82 : 10,939.47 = 2,362.50 : x
  2. Step 2: Convert to fraction form
    7,292.82/10,939.47 = 2,362.50/x
  3. Step 3: Cross multiply
    7,292.82x = 10,939.47 × 2,362.50
  4. Step 4: Simplify right side
    7,292.82x = 25,844,497.88
  5. Step 5: Solve for x
    x = 25,844,497.88/7,292.82
  6. Step 6: Final answer
    x = 3,543.83

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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.