Home / 4,905.09-6,769.17-2,667.12

Finding the Fourth Proportional to 4,905.09, 6,769.17 and 2,667.12

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Solution

The fourth proportional to 4,905.09, 6,769.17 and 2,667.12 is: 3,680.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.09 : 6,769.17 = 2,667.12 : x
  2. Step 2: Convert to fraction form
    4,905.09/6,769.17 = 2,667.12/x
  3. Step 3: Cross multiply
    4,905.09x = 6,769.17 × 2,667.12
  4. Step 4: Simplify right side
    4,905.09x = 18,054,175.35
  5. Step 5: Solve for x
    x = 18,054,175.35/4,905.09
  6. Step 6: Final answer
    x = 3,680.70

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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.