Home / 4,530-6,251.76-2,667.36

Finding the Fourth Proportional to 4,530, 6,251.76 and 2,667.36

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Solution

The fourth proportional to 4,530, 6,251.76 and 2,667.36 is: 3,681.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,530 : 6,251.76 = 2,667.36 : x
  2. Step 2: Convert to fraction form
    4,530/6,251.76 = 2,667.36/x
  3. Step 3: Cross multiply
    4,530x = 6,251.76 × 2,667.36
  4. Step 4: Simplify right side
    4,530x = 16,675,694.55
  5. Step 5: Solve for x
    x = 16,675,694.55/4,530
  6. Step 6: Final answer
    x = 3,681.17

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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.