Home / 6,651.34-9,178.68-3,667.11

Finding the Fourth Proportional to 6,651.34, 9,178.68 and 3,667.11

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Solution

The fourth proportional to 6,651.34, 9,178.68 and 3,667.11 is: 5,060.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.34 : 9,178.68 = 3,667.11 : x
  2. Step 2: Convert to fraction form
    6,651.34/9,178.68 = 3,667.11/x
  3. Step 3: Cross multiply
    6,651.34x = 9,178.68 × 3,667.11
  4. Step 4: Simplify right side
    6,651.34x = 33,659,229.21
  5. Step 5: Solve for x
    x = 33,659,229.21/6,651.34
  6. Step 6: Final answer
    x = 5,060.52

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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.