Home / 3,332.20-4,998.30-3,029.80

Finding the Fourth Proportional to 3,332.20, 4,998.30 and 3,029.80

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Solution

The fourth proportional to 3,332.20, 4,998.30 and 3,029.80 is: 4,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.20 : 4,998.30 = 3,029.80 : x
  2. Step 2: Convert to fraction form
    3,332.20/4,998.30 = 3,029.80/x
  3. Step 3: Cross multiply
    3,332.20x = 4,998.30 × 3,029.80
  4. Step 4: Simplify right side
    3,332.20x = 15,143,849.34
  5. Step 5: Solve for x
    x = 15,143,849.34/3,332.20
  6. Step 6: Final answer
    x = 4,544.70

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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.