Home / 4,743.21-7,119.12-2,404.85

Finding the Fourth Proportional to 4,743.21, 7,119.12 and 2,404.85

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Solution

The fourth proportional to 4,743.21, 7,119.12 and 2,404.85 is: 3,609.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.21 : 7,119.12 = 2,404.85 : x
  2. Step 2: Convert to fraction form
    4,743.21/7,119.12 = 2,404.85/x
  3. Step 3: Cross multiply
    4,743.21x = 7,119.12 × 2,404.85
  4. Step 4: Simplify right side
    4,743.21x = 17,120,380.14
  5. Step 5: Solve for x
    x = 17,120,380.14/4,743.21
  6. Step 6: Final answer
    x = 3,609.45

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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.