Home / 4,679.24-7,018.58-2,829.85

Finding the Fourth Proportional to 4,679.24, 7,018.58 and 2,829.85

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Solution

The fourth proportional to 4,679.24, 7,018.58 and 2,829.85 is: 4,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.24 : 7,018.58 = 2,829.85 : x
  2. Step 2: Convert to fraction form
    4,679.24/7,018.58 = 2,829.85/x
  3. Step 3: Cross multiply
    4,679.24x = 7,018.58 × 2,829.85
  4. Step 4: Simplify right side
    4,679.24x = 19,861,493.52
  5. Step 5: Solve for x
    x = 19,861,493.52/4,679.24
  6. Step 6: Final answer
    x = 4,244.60

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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.