Home / 4,147.62-5,720.49-2,468.85

Finding the Fourth Proportional to 4,147.62, 5,720.49 and 2,468.85

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Solution

The fourth proportional to 4,147.62, 5,720.49 and 2,468.85 is: 3,405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.62 : 5,720.49 = 2,468.85 : x
  2. Step 2: Convert to fraction form
    4,147.62/5,720.49 = 2,468.85/x
  3. Step 3: Cross multiply
    4,147.62x = 5,720.49 × 2,468.85
  4. Step 4: Simplify right side
    4,147.62x = 14,123,031.74
  5. Step 5: Solve for x
    x = 14,123,031.74/4,147.62
  6. Step 6: Final answer
    x = 3,405.09

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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.