Home / 7,110.62-10,667.19-2,429.54

Finding the Fourth Proportional to 7,110.62, 10,667.19 and 2,429.54

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Solution

The fourth proportional to 7,110.62, 10,667.19 and 2,429.54 is: 3,644.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.62 : 10,667.19 = 2,429.54 : x
  2. Step 2: Convert to fraction form
    7,110.62/10,667.19 = 2,429.54/x
  3. Step 3: Cross multiply
    7,110.62x = 10,667.19 × 2,429.54
  4. Step 4: Simplify right side
    7,110.62x = 25,916,360.57
  5. Step 5: Solve for x
    x = 25,916,360.57/7,110.62
  6. Step 6: Final answer
    x = 3,644.74

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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.