Home / 3,154.98-4,733.55-1,399.44

Finding the Fourth Proportional to 3,154.98, 4,733.55 and 1,399.44

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Solution

The fourth proportional to 3,154.98, 4,733.55 and 1,399.44 is: 2,099.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.98 : 4,733.55 = 1,399.44 : x
  2. Step 2: Convert to fraction form
    3,154.98/4,733.55 = 1,399.44/x
  3. Step 3: Cross multiply
    3,154.98x = 4,733.55 × 1,399.44
  4. Step 4: Simplify right side
    3,154.98x = 6,624,319.21
  5. Step 5: Solve for x
    x = 6,624,319.21/3,154.98
  6. Step 6: Final answer
    x = 2,099.64

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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.