Home / 7,239.92-10,858.96-2,310.05

Finding the Fourth Proportional to 7,239.92, 10,858.96 and 2,310.05

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Solution

The fourth proportional to 7,239.92, 10,858.96 and 2,310.05 is: 3,464.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.92 : 10,858.96 = 2,310.05 : x
  2. Step 2: Convert to fraction form
    7,239.92/10,858.96 = 2,310.05/x
  3. Step 3: Cross multiply
    7,239.92x = 10,858.96 × 2,310.05
  4. Step 4: Simplify right side
    7,239.92x = 25,084,729.00
  5. Step 5: Solve for x
    x = 25,084,729.00/7,239.92
  6. Step 6: Final answer
    x = 3,464.78

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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.