Home / 6,651.08-9,178.97-3,667.42

Finding the Fourth Proportional to 6,651.08, 9,178.97 and 3,667.42

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Solution

The fourth proportional to 6,651.08, 9,178.97 and 3,667.42 is: 5,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.08 : 9,178.97 = 3,667.42 : x
  2. Step 2: Convert to fraction form
    6,651.08/9,178.97 = 3,667.42/x
  3. Step 3: Cross multiply
    6,651.08x = 9,178.97 × 3,667.42
  4. Step 4: Simplify right side
    6,651.08x = 33,663,138.16
  5. Step 5: Solve for x
    x = 33,663,138.16/6,651.08
  6. Step 6: Final answer
    x = 5,061.30

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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.