Home / 6,651.09-9,178.65-3,667.05

Finding the Fourth Proportional to 6,651.09, 9,178.65 and 3,667.05

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Solution

The fourth proportional to 6,651.09, 9,178.65 and 3,667.05 is: 5,060.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.09 : 9,178.65 = 3,667.05 : x
  2. Step 2: Convert to fraction form
    6,651.09/9,178.65 = 3,667.05/x
  3. Step 3: Cross multiply
    6,651.09x = 9,178.65 × 3,667.05
  4. Step 4: Simplify right side
    6,651.09x = 33,658,568.48
  5. Step 5: Solve for x
    x = 33,658,568.48/6,651.09
  6. Step 6: Final answer
    x = 5,060.61

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Double scale
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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.