Home / 7,423.62-11,134.20-2,745.83

Finding the Fourth Proportional to 7,423.62, 11,134.20 and 2,745.83

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Solution

The fourth proportional to 7,423.62, 11,134.20 and 2,745.83 is: 4,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.62 : 11,134.20 = 2,745.83 : x
  2. Step 2: Convert to fraction form
    7,423.62/11,134.20 = 2,745.83/x
  3. Step 3: Cross multiply
    7,423.62x = 11,134.20 × 2,745.83
  4. Step 4: Simplify right side
    7,423.62x = 30,572,564.72
  5. Step 5: Solve for x
    x = 30,572,564.72/7,423.62
  6. Step 6: Final answer
    x = 4,118.28

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1.5x scale

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.