Home / 6,202.20-9,304.80-1,819.65

Finding the Fourth Proportional to 6,202.20, 9,304.80 and 1,819.65

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Solution

The fourth proportional to 6,202.20, 9,304.80 and 1,819.65 is: 2,729.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,202.20 : 9,304.80 = 1,819.65 : x
  2. Step 2: Convert to fraction form
    6,202.20/9,304.80 = 1,819.65/x
  3. Step 3: Cross multiply
    6,202.20x = 9,304.80 × 1,819.65
  4. Step 4: Simplify right side
    6,202.20x = 16,931,479.32
  5. Step 5: Solve for x
    x = 16,931,479.32/6,202.20
  6. Step 6: Final answer
    x = 2,729.92

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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.