Home / 10,458.45-15,687.78-2,667.27

Finding the Fourth Proportional to 10,458.45, 15,687.78 and 2,667.27

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Solution

The fourth proportional to 10,458.45, 15,687.78 and 2,667.27 is: 4,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.45 : 15,687.78 = 2,667.27 : x
  2. Step 2: Convert to fraction form
    10,458.45/15,687.78 = 2,667.27/x
  3. Step 3: Cross multiply
    10,458.45x = 15,687.78 × 2,667.27
  4. Step 4: Simplify right side
    10,458.45x = 41,843,544.96
  5. Step 5: Solve for x
    x = 41,843,544.96/10,458.45
  6. Step 6: Final answer
    x = 4,000.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.