Home / 4,210.20-6,311.09-3,472.09

Finding the Fourth Proportional to 4,210.20, 6,311.09 and 3,472.09

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Solution

The fourth proportional to 4,210.20, 6,311.09 and 3,472.09 is: 5,204.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.20 : 6,311.09 = 3,472.09 : x
  2. Step 2: Convert to fraction form
    4,210.20/6,311.09 = 3,472.09/x
  3. Step 3: Cross multiply
    4,210.20x = 6,311.09 × 3,472.09
  4. Step 4: Simplify right side
    4,210.20x = 21,912,673.37
  5. Step 5: Solve for x
    x = 21,912,673.37/4,210.20
  6. Step 6: Final answer
    x = 5,204.66

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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.