Home / 4,684.20-7,029.81-2,219.73

Finding the Fourth Proportional to 4,684.20, 7,029.81 and 2,219.73

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Solution

The fourth proportional to 4,684.20, 7,029.81 and 2,219.73 is: 3,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.20 : 7,029.81 = 2,219.73 : x
  2. Step 2: Convert to fraction form
    4,684.20/7,029.81 = 2,219.73/x
  3. Step 3: Cross multiply
    4,684.20x = 7,029.81 × 2,219.73
  4. Step 4: Simplify right side
    4,684.20x = 15,604,280.15
  5. Step 5: Solve for x
    x = 15,604,280.15/4,684.20
  6. Step 6: Final answer
    x = 3,331.26

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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.