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Finding the Fourth Proportional to 7,595, 11,392.50 and 2,123

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Solution

The fourth proportional to 7,595, 11,392.50 and 2,123 is: 3,184.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,595 : 11,392.50 = 2,123 : x
  2. Step 2: Convert to fraction form
    7,595/11,392.50 = 2,123/x
  3. Step 3: Cross multiply
    7,595x = 11,392.50 × 2,123
  4. Step 4: Simplify right side
    7,595x = 24,186,277.50
  5. Step 5: Solve for x
    x = 24,186,277.50/7,595
  6. Step 6: Final answer
    x = 3,184.50

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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.