Home / 7,342.35-11,013.48-2,661.27

Finding the Fourth Proportional to 7,342.35, 11,013.48 and 2,661.27

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Solution

The fourth proportional to 7,342.35, 11,013.48 and 2,661.27 is: 3,991.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.35 : 11,013.48 = 2,661.27 : x
  2. Step 2: Convert to fraction form
    7,342.35/11,013.48 = 2,661.27/x
  3. Step 3: Cross multiply
    7,342.35x = 11,013.48 × 2,661.27
  4. Step 4: Simplify right side
    7,342.35x = 29,309,843.92
  5. Step 5: Solve for x
    x = 29,309,843.92/7,342.35
  6. Step 6: Final answer
    x = 3,991.89

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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.