Home / 3,479.44-5,214.30-2,558.74

Finding the Fourth Proportional to 3,479.44, 5,214.30 and 2,558.74

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Solution

The fourth proportional to 3,479.44, 5,214.30 and 2,558.74 is: 3,834.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.44 : 5,214.30 = 2,558.74 : x
  2. Step 2: Convert to fraction form
    3,479.44/5,214.30 = 2,558.74/x
  3. Step 3: Cross multiply
    3,479.44x = 5,214.30 × 2,558.74
  4. Step 4: Simplify right side
    3,479.44x = 13,342,037.98
  5. Step 5: Solve for x
    x = 13,342,037.98/3,479.44
  6. Step 6: Final answer
    x = 3,834.54

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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.