Home / 4,823.20-6,658.50-3,147.04

Finding the Fourth Proportional to 4,823.20, 6,658.50 and 3,147.04

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Solution

The fourth proportional to 4,823.20, 6,658.50 and 3,147.04 is: 4,344.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.20 : 6,658.50 = 3,147.04 : x
  2. Step 2: Convert to fraction form
    4,823.20/6,658.50 = 3,147.04/x
  3. Step 3: Cross multiply
    4,823.20x = 6,658.50 × 3,147.04
  4. Step 4: Simplify right side
    4,823.20x = 20,954,565.84
  5. Step 5: Solve for x
    x = 20,954,565.84/4,823.20
  6. Step 6: Final answer
    x = 4,344.54

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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.