Home / 6,651.35-9,178.92-3,667.30

Finding the Fourth Proportional to 6,651.35, 9,178.92 and 3,667.30

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Solution

The fourth proportional to 6,651.35, 9,178.92 and 3,667.30 is: 5,060.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.35 : 9,178.92 = 3,667.30 : x
  2. Step 2: Convert to fraction form
    6,651.35/9,178.92 = 3,667.30/x
  3. Step 3: Cross multiply
    6,651.35x = 9,178.92 × 3,667.30
  4. Step 4: Simplify right side
    6,651.35x = 33,661,830.37
  5. Step 5: Solve for x
    x = 33,661,830.37/6,651.35
  6. Step 6: Final answer
    x = 5,060.91

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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.