Home / 6,660.01-9,190.42-3,675.77

Finding the Fourth Proportional to 6,660.01, 9,190.42 and 3,675.77

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Solution

The fourth proportional to 6,660.01, 9,190.42 and 3,675.77 is: 5,072.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.01 : 9,190.42 = 3,675.77 : x
  2. Step 2: Convert to fraction form
    6,660.01/9,190.42 = 3,675.77/x
  3. Step 3: Cross multiply
    6,660.01x = 9,190.42 × 3,675.77
  4. Step 4: Simplify right side
    6,660.01x = 33,781,814.98
  5. Step 5: Solve for x
    x = 33,781,814.98/6,660.01
  6. Step 6: Final answer
    x = 5,072.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.