Home / 3,706.32-5,560.92-1,399.44

Finding the Fourth Proportional to 3,706.32, 5,560.92 and 1,399.44

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Solution

The fourth proportional to 3,706.32, 5,560.92 and 1,399.44 is: 2,099.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.32 : 5,560.92 = 1,399.44 : x
  2. Step 2: Convert to fraction form
    3,706.32/5,560.92 = 1,399.44/x
  3. Step 3: Cross multiply
    3,706.32x = 5,560.92 × 1,399.44
  4. Step 4: Simplify right side
    3,706.32x = 7,782,173.88
  5. Step 5: Solve for x
    x = 7,782,173.88/3,706.32
  6. Step 6: Final answer
    x = 2,099.70

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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.