Home / 3,709.04-5,563.38-1,245.56

Finding the Fourth Proportional to 3,709.04, 5,563.38 and 1,245.56

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Solution

The fourth proportional to 3,709.04, 5,563.38 and 1,245.56 is: 1,868.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.04 : 5,563.38 = 1,245.56 : x
  2. Step 2: Convert to fraction form
    3,709.04/5,563.38 = 1,245.56/x
  3. Step 3: Cross multiply
    3,709.04x = 5,563.38 × 1,245.56
  4. Step 4: Simplify right side
    3,709.04x = 6,929,523.59
  5. Step 5: Solve for x
    x = 6,929,523.59/3,709.04
  6. Step 6: Final answer
    x = 1,868.28

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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.