Home / 6,300.20-9,450.30-2,141.30

Finding the Fourth Proportional to 6,300.20, 9,450.30 and 2,141.30

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Solution

The fourth proportional to 6,300.20, 9,450.30 and 2,141.30 is: 3,211.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300.20 : 9,450.30 = 2,141.30 : x
  2. Step 2: Convert to fraction form
    6,300.20/9,450.30 = 2,141.30/x
  3. Step 3: Cross multiply
    6,300.20x = 9,450.30 × 2,141.30
  4. Step 4: Simplify right side
    6,300.20x = 20,235,927.39
  5. Step 5: Solve for x
    x = 20,235,927.39/6,300.20
  6. Step 6: Final answer
    x = 3,211.95

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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.