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Finding the Fourth Proportional to 7,271.92, 10,900.93 and 2,338.09

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Solution

The fourth proportional to 7,271.92, 10,900.93 and 2,338.09 is: 3,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.92 : 10,900.93 = 2,338.09 : x
  2. Step 2: Convert to fraction form
    7,271.92/10,900.93 = 2,338.09/x
  3. Step 3: Cross multiply
    7,271.92x = 10,900.93 × 2,338.09
  4. Step 4: Simplify right side
    7,271.92x = 25,487,355.42
  5. Step 5: Solve for x
    x = 25,487,355.42/7,271.92
  6. Step 6: Final answer
    x = 3,504.90

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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.