Home / 4,905.82-6,770.04-2,667.69

Finding the Fourth Proportional to 4,905.82, 6,770.04 and 2,667.69

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Solution

The fourth proportional to 4,905.82, 6,770.04 and 2,667.69 is: 3,681.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.82 : 6,770.04 = 2,667.69 : x
  2. Step 2: Convert to fraction form
    4,905.82/6,770.04 = 2,667.69/x
  3. Step 3: Cross multiply
    4,905.82x = 6,770.04 × 2,667.69
  4. Step 4: Simplify right side
    4,905.82x = 18,060,368.01
  5. Step 5: Solve for x
    x = 18,060,368.01/4,905.82
  6. Step 6: Final answer
    x = 3,681.42

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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.