Home / 4,905.42-6,769.56-2,667.34

Finding the Fourth Proportional to 4,905.42, 6,769.56 and 2,667.34

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Solution

The fourth proportional to 4,905.42, 6,769.56 and 2,667.34 is: 3,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.42 : 6,769.56 = 2,667.34 : x
  2. Step 2: Convert to fraction form
    4,905.42/6,769.56 = 2,667.34/x
  3. Step 3: Cross multiply
    4,905.42x = 6,769.56 × 2,667.34
  4. Step 4: Simplify right side
    4,905.42x = 18,056,718.17
  5. Step 5: Solve for x
    x = 18,056,718.17/4,905.42
  6. Step 6: Final answer
    x = 3,680.97

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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.