Home / 4,905.58-6,769.76-2,667.45

Finding the Fourth Proportional to 4,905.58, 6,769.76 and 2,667.45

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Solution

The fourth proportional to 4,905.58, 6,769.76 and 2,667.45 is: 3,681.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.58 : 6,769.76 = 2,667.45 : x
  2. Step 2: Convert to fraction form
    4,905.58/6,769.76 = 2,667.45/x
  3. Step 3: Cross multiply
    4,905.58x = 6,769.76 × 2,667.45
  4. Step 4: Simplify right side
    4,905.58x = 18,057,996.31
  5. Step 5: Solve for x
    x = 18,057,996.31/4,905.58
  6. Step 6: Final answer
    x = 3,681.11

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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.