Home / 3,209.45-4,810.82-1,563.73

Finding the Fourth Proportional to 3,209.45, 4,810.82 and 1,563.73

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Solution

The fourth proportional to 3,209.45, 4,810.82 and 1,563.73 is: 2,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.45 : 4,810.82 = 1,563.73 : x
  2. Step 2: Convert to fraction form
    3,209.45/4,810.82 = 1,563.73/x
  3. Step 3: Cross multiply
    3,209.45x = 4,810.82 × 1,563.73
  4. Step 4: Simplify right side
    3,209.45x = 7,522,803.71
  5. Step 5: Solve for x
    x = 7,522,803.71/3,209.45
  6. Step 6: Final answer
    x = 2,343.96

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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.